Generation of java files from templates
[controller.git] / opendaylight / sal / yang-prototype / code-generator / binding-java-api-generator / src / main / java / org / opendaylight / controller / sal / java / api / generator / GeneratorUtil.java
index 0e2da819371cf7b962ba0eba39fa980e1e66bdbd..34e9abd4b1863500856d9ea205aeca926a2f0b92 100644 (file)
  */
 package org.opendaylight.controller.sal.java.api.generator;
 
-import static org.opendaylight.controller.sal.java.api.generator.Constants.*;
+import static org.opendaylight.controller.sal.java.api.generator.Constants.COMMA;
 
 import java.util.ArrayList;
-import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 
 import org.opendaylight.controller.binding.generator.util.TypeConstants;
-import org.opendaylight.controller.sal.binding.model.api.*;
 import org.opendaylight.controller.binding.generator.util.Types;
-import org.opendaylight.controller.sal.binding.model.api.Enumeration.Pair;
-import org.opendaylight.controller.sal.binding.model.api.MethodSignature.Parameter;
+import org.opendaylight.controller.sal.binding.model.api.Constant;
+import org.opendaylight.controller.sal.binding.model.api.GeneratedProperty;
+import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;
+import org.opendaylight.controller.sal.binding.model.api.GeneratedType;
+import org.opendaylight.controller.sal.binding.model.api.MethodSignature;
+import org.opendaylight.controller.sal.binding.model.api.ParameterizedType;
+import org.opendaylight.controller.sal.binding.model.api.Type;
+import org.opendaylight.controller.sal.binding.model.api.WildcardType;
+
 
 public final class GeneratorUtil {
 
     private GeneratorUtil() {
     }
-
-    public static String createIfcDeclaration(final GeneratedType genType, final String indent,
-            final Map<String, String> availableImports) {
-        return createFileDeclaration(IFC, genType, indent, availableImports, false, false);
-    }
-
-    public static String createClassDeclaration(final GeneratedTransferObject genTransferObject, final String indent,
-            final Map<String, String> availableImports, boolean isIdentity, boolean isInnerClass) {
-        return createFileDeclaration(CLASS, genTransferObject, indent, availableImports, isIdentity, isInnerClass);
-    }
-
-    public static String createPackageDeclaration(final String packageName) {
-        return PKG + GAP + packageName + SC;
-    }
-
-    private static String createFileDeclaration(final String type, final GeneratedType genType, final String indent,
-            final Map<String, String> availableImports, boolean isIdentity, boolean innerClass) {
-        final StringBuilder builder = new StringBuilder();
-        final String currentPkg = genType.getPackageName();
-
-        createComment(builder, genType.getComment(), indent);
-
-        if (!genType.getAnnotations().isEmpty()) {
-            final List<AnnotationType> annotations = genType.getAnnotations();
-            appendAnnotations(builder, annotations);
-            builder.append(NL);
-        }
-
-        if (innerClass) {
-            builder.append(indent + PUBLIC + GAP + STATIC + GAP + FINAL + GAP + type + GAP + genType.getName() + GAP);
-        } else if (isIdentity) {
-            if (!(CLASS.equals(type))) {
-                throw new IllegalArgumentException("'identity' has to be generated as a class");
-            }
-            builder.append(indent + PUBLIC + GAP + ABSTRACT + GAP + type + GAP + genType.getName() + GAP);
-        } else {
-            builder.append(indent + PUBLIC + GAP + type + GAP + genType.getName() + GAP);
-        }
-
-        if (genType instanceof GeneratedTransferObject) {
-            GeneratedTransferObject genTO = (GeneratedTransferObject) genType;
-
-            if (genTO.getExtends() != null) {
-                builder.append(EXTENDS + GAP);
-                String gtoString = getExplicitType(genTO.getExtends(), availableImports, currentPkg);
-                builder.append(gtoString + GAP);
-            }
-        }
-
-        final List<Type> genImplements = genType.getImplements();
-        if (!genImplements.isEmpty()) {
-            if (genType instanceof GeneratedTransferObject) {
-                builder.append(IMPLEMENTS + GAP);
-            } else {
-                builder.append(EXTENDS + GAP);
-            }
-            builder.append(getExplicitType(genImplements.get(0), availableImports, currentPkg));
-
-            for (int i = 1; i < genImplements.size(); ++i) {
-                builder.append(", ");
-                builder.append(getExplicitType(genImplements.get(i), availableImports, currentPkg));
-            }
-        }
-        builder.append(GAP + LCB);
-        return builder.toString();
-    }
-
-    private static StringBuilder appendAnnotations(final StringBuilder builder, final List<AnnotationType> annotations) {
-        if ((builder != null) && (annotations != null)) {
-            for (final AnnotationType annotation : annotations) {
-                builder.append("@");
-                builder.append(annotation.getPackageName());
-                builder.append(".");
-                builder.append(annotation.getName());
-
-                if (annotation.containsParameters()) {
-                    builder.append("(");
-                    final List<AnnotationType.Parameter> parameters = annotation.getParameters();
-                    appendAnnotationParams(builder, parameters);
-                    builder.append(")");
-                }
-            }
-        }
-        return builder;
-    }
-
-    private static StringBuilder appendAnnotationParams(final StringBuilder builder,
-            final List<AnnotationType.Parameter> parameters) {
-        if (parameters != null) {
-            int i = 0;
-            for (final AnnotationType.Parameter param : parameters) {
-                if (param == null) {
-                    continue;
-                }
-                if (i > 0) {
-                    builder.append(", ");
-                }
-                final String paramName = param.getName();
-                if (param.getValue() != null) {
-                    builder.append(paramName);
-                    builder.append(" = ");
-                    builder.append(param.getValue());
-                } else {
-                    builder.append(paramName);
-                    builder.append(" = {");
-                    final List<String> values = param.getValues();
-                    builder.append(values.get(0));
-                    for (int j = 1; j < values.size(); ++j) {
-                        builder.append(", ");
-                        builder.append(values.get(j));
-                    }
-                    builder.append("}");
-                }
-                i++;
-            }
-        }
-        return builder;
-    }
-
-    public static String createConstant(final Constant constant, final String indent,
-            final Map<String, String> availableImports, final String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-        if (constant == null)
-            throw new IllegalArgumentException();
-        builder.append(indent + PUBLIC + GAP + STATIC + GAP + FINAL + GAP);
-        builder.append(getExplicitType(constant.getType(), availableImports, currentPkg) + GAP + constant.getName());
-        builder.append(GAP + "=" + GAP);
-
-        if (constant.getName().equals(TypeConstants.PATTERN_CONSTANT_NAME)) {
-            return "";
-        } else {
-            builder.append(constant.getValue());
-        }
-        builder.append(SC);
-
-        return builder.toString();
-    }
-
-    public static String createField(final GeneratedProperty property, final String indent,
-            final Map<String, String> availableImports, final String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-        if (!property.getAnnotations().isEmpty()) {
-            final List<AnnotationType> annotations = property.getAnnotations();
-            appendAnnotations(builder, annotations);
-            builder.append(NL);
-        }
-        builder.append(indent + PRIVATE + GAP);
-        builder.append(getExplicitType(property.getReturnType(), availableImports, currentPkg) + GAP
-                + property.getName());
-        builder.append(SC);
-        return builder.toString();
-    }
-
-    /**
-     * Create method declaration in interface.
-     * 
-     * @param method
-     * @param indent
-     * @return
-     */
-    public static String createMethodDeclaration(final MethodSignature method, final String indent,
-            Map<String, String> availableImports, final String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-
-        if (method == null) {
-            throw new IllegalArgumentException("Method Signature parameter MUST be specified and cannot be NULL!");
-        }
-
-        final String comment = method.getComment();
-        final String name = method.getName();
-        if (name == null) {
-            throw new IllegalStateException("Method Name cannot be NULL!");
-        }
-
-        final Type type = method.getReturnType();
-        if (type == null) {
-            throw new IllegalStateException("Method Return type cannot be NULL!");
-        }
-
-        final List<Parameter> parameters = method.getParameters();
-
-        createComment(builder, comment, indent);
-        builder.append(NL);
-
-        if (!method.getAnnotations().isEmpty()) {
-            builder.append(indent);
-            final List<AnnotationType> annotations = method.getAnnotations();
-            appendAnnotations(builder, annotations);
-            builder.append(NL);
-        }
-
-        builder.append(indent + getExplicitType(type, availableImports, currentPkg) + GAP + name);
-        builder.append(LB);
-        for (int i = 0; i < parameters.size(); i++) {
-            Parameter p = parameters.get(i);
-            String separator = COMMA;
-            if (i + 1 == parameters.size()) {
-                separator = "";
-            }
-            builder.append(getExplicitType(p.getType(), availableImports, currentPkg) + GAP + p.getName() + separator);
-        }
-        builder.append(RB);
-        builder.append(SC);
-
-        return builder.toString();
-    }
-
-    public static String createConstructor(final GeneratedTransferObject genTransferObject, final String indent,
-            final Map<String, String> availableImports, final boolean isIdentity, final boolean oneConstructor) {
-        if (genTransferObject == null) {
-            throw new IllegalArgumentException("Generated transfer object can't be null");
-        }
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        GeneratedTransferObject genTOTopParent = getTopParrentTransportObject(genTransferObject);
-        final List<GeneratedProperty> ctorProperties = resolveReadOnlyPropertiesFromTO(genTransferObject
-                .getProperties());
-        final List<GeneratedProperty> ctorPropertiesAllParents = getPropertiesOfAllParents(genTransferObject
-                .getExtends());
-
-        final String currentPkg = genTransferObject.getPackageName();
-        final String className = genTransferObject.getName();
-
-        String constructorPart = "";
-        if (oneConstructor) {
-            if (genTOTopParent != genTransferObject && genTOTopParent.isUnionType()) {
-                constructorPart = createConstructorForEveryParentProperty(indent, isIdentity, ctorProperties,
-                        ctorPropertiesAllParents, availableImports, currentPkg, className);
-
-            } else {
-                constructorPart = createOneConstructor(indent, isIdentity, ctorProperties, ctorPropertiesAllParents,
-                        availableImports, currentPkg, className);
-            }
-
-        } else { // union won't be extended
-            constructorPart = createConstructorForEveryProperty(indent, isIdentity, ctorProperties,
-                    ctorPropertiesAllParents, availableImports, currentPkg, className);
-        }
-
-        return constructorPart;
-    }
-
-    private static String createOneConstructor(final String indent, boolean isIdentity,
-            final List<GeneratedProperty> properties, final List<GeneratedProperty> propertiesAllParents,
-            final Map<String, String> availableImports, final String currentPkg, final String className) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (properties == null) {
-            throw new IllegalArgumentException("List of generated properties can't be null");
-        }
-        if (propertiesAllParents == null) {
-            throw new IllegalArgumentException(
-                    "List of generated properties of all parent transport objects can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        if (currentPkg == null) {
-            throw new IllegalArgumentException("String with current package can't be null");
-        }
-        if (className == null) {
-            throw new IllegalArgumentException("String with class name can't be null");
-        }
-
-        final StringBuilder builder = new StringBuilder();
-
-        List<GeneratedProperty> propertiesAll = new ArrayList<GeneratedProperty>(properties);
-        propertiesAll.addAll(propertiesAllParents);
-
-        builder.append(createConstructorDeclarationToLeftParenthesis(className, indent, isIdentity));
-        builder.append(createMethodPropertiesDeclaration(propertiesAll, availableImports, currentPkg, COMMA + GAP));
-        builder.append(createConstructorDeclarationFromRightParenthesis());
-        builder.append(createConstructorSuper(propertiesAllParents, indent));
-        builder.append(createClassPropertiesInitialization(propertiesAll, indent));
-        builder.append(createConstructorClosingPart(indent));
-        return builder.toString();
-    }
-
-    private static String createConstructorForEveryParentProperty(final String indent, final boolean isIdentity,
-            final List<GeneratedProperty> properties, final List<GeneratedProperty> propertiesAllParents,
-            final Map<String, String> availableImports, final String currentPkg, final String className) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (properties == null) {
-            throw new IllegalArgumentException("List of generated properties can't be null");
-        }
-        if (propertiesAllParents == null) {
-            throw new IllegalArgumentException(
-                    "List of generated properties of all parent transport objects can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        if (currentPkg == null) {
-            throw new IllegalArgumentException("String with current package can't be null");
-        }
-        if (className == null) {
-            throw new IllegalArgumentException("String with class name can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        GeneratedProperty parentProperty;
-        Iterator<GeneratedProperty> parentPropertyIterator = propertiesAllParents.iterator();
-
-        do {
-            parentProperty = null;
-            if (parentPropertyIterator.hasNext()) {
-                parentProperty = parentPropertyIterator.next();
-            }
-
-            List<GeneratedProperty> propertiesAndParentProperties = new ArrayList<GeneratedProperty>();
-            if (parentProperty != null) {
-                propertiesAndParentProperties.add(parentProperty);
-            }
-            propertiesAndParentProperties.addAll(properties);
-
-            builder.append(createConstructorDeclarationToLeftParenthesis(className, indent, isIdentity));
-            builder.append(createMethodPropertiesDeclaration(propertiesAndParentProperties, availableImports,
-                    currentPkg, COMMA + GAP));
-            builder.append(createConstructorDeclarationFromRightParenthesis());
-            builder.append(createConstructorSuper(parentProperty, indent));
-            builder.append(createClassPropertiesInitialization(properties, indent));
-            builder.append(createConstructorClosingPart(indent));
-        } while (parentPropertyIterator.hasNext());
-
-        return builder.toString();
-    }
-
-    private static String createConstructorForEveryProperty(final String indent, final boolean isIdentity,
-            final List<GeneratedProperty> properties, final List<GeneratedProperty> propertiesAllParents,
-            final Map<String, String> availableImports, final String currentPkg, final String className) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (properties == null) {
-            throw new IllegalArgumentException("List of generated properties can't be null");
-        }
-        if (propertiesAllParents == null) {
-            throw new IllegalArgumentException(
-                    "List of generated properties of all parent transport objects can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        if (currentPkg == null) {
-            throw new IllegalArgumentException("String with current package can't be null");
-        }
-        if (className == null) {
-            throw new IllegalArgumentException("String with class name can't be null");
-        }
-
-        final StringBuilder builder = new StringBuilder();
-
-        GeneratedProperty property;
-        Iterator<GeneratedProperty> propertyIterator = properties.iterator();
-
-        do {
-            property = null;
-            if (propertyIterator.hasNext()) {
-                property = propertyIterator.next();
-            }
-
-            List<GeneratedProperty> propertyAndTopParentProperties = new ArrayList<GeneratedProperty>();
-            if (property != null) {
-                propertyAndTopParentProperties.add(property);
-            }
-            propertyAndTopParentProperties.addAll(propertiesAllParents);
-
-            builder.append(createConstructorDeclarationToLeftParenthesis(className, indent, isIdentity));
-            builder.append(createMethodPropertiesDeclaration(propertyAndTopParentProperties, availableImports,
-                    currentPkg, COMMA + GAP));
-            builder.append(createConstructorDeclarationFromRightParenthesis());
-            builder.append(createConstructorSuper(propertiesAllParents, indent));
-            builder.append(createClassPropertyInitialization(property, indent));
-            builder.append(createConstructorClosingPart(indent));
-        } while (propertyIterator.hasNext());
-
-        return builder.toString();
-    }
-
-    /**
-     * The method selects from input list of properties only those which have
-     * read only attribute set to true.
-     * 
-     * @param properties
-     *            contains list of properties of generated transfer object
-     * @return subset of <code>properties</code> which have read only attribute
-     *         set to true
-     */
-    private static List<GeneratedProperty> resolveReadOnlyPropertiesFromTO(List<GeneratedProperty> properties) {
-        List<GeneratedProperty> readOnlyProperties = new ArrayList<GeneratedProperty>();
-        if (properties != null) {
-            for (final GeneratedProperty property : properties) {
-                if (property.isReadOnly()) {
-                    readOnlyProperties.add(property);
-                }
-            }
-        }
-        return readOnlyProperties;
-    }
-
-    private static String createMethodPropertiesDeclaration(final List<GeneratedProperty> parameters,
-            final Map<String, String> availableImports, final String currentPkg, final String parameterSeparator) {
-        StringBuilder builder = new StringBuilder();
-        if (parameters == null) {
-            throw new IllegalArgumentException("List of generated properties can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        if (currentPkg == null) {
-            throw new IllegalArgumentException("String with current package can't be null");
-        }
-        if (parameterSeparator == null) {
-            throw new IllegalArgumentException("String with separator of parameters can't be null");
-        }
-
-        for (final GeneratedProperty parameter : parameters) {
-            builder.append(createMethodPropertyDeclaration(parameter, availableImports, currentPkg));
-            builder.append(parameterSeparator);
-        }
-        if (!parameters.isEmpty()) {
-            builder = builder.delete(builder.length() - parameterSeparator.length(), builder.length());
-        }
-        return builder.toString();
-    }
-
-    private static String createConstructorDeclarationToLeftParenthesis(final String className, final String indent,
-            final boolean isIdentity) {
-        if (className == null) {
-            throw new IllegalArgumentException("String with class name can't be null");
-        }
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        builder.append(indent);
-        builder.append(isIdentity ? PROTECTED : PUBLIC);
-        builder.append(GAP);
-        builder.append(className);
-        builder.append(LB);
-        return builder.toString();
-    }
-
-    private static String createConstructorDeclarationFromRightParenthesis() {
-        final StringBuilder builder = new StringBuilder();
-        builder.append(RB + GAP + LCB + NL);
-        return builder.toString();
-    }
-
-    private static String createConstructorSuper(final List<GeneratedProperty> propertiesAllParents, final String indent) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (propertiesAllParents == null) {
-            throw new IllegalArgumentException("List of all parent's properties can't be null");
-        }
-        StringBuilder builder = new StringBuilder();
-        builder.append(indent + TAB + "super(");
-        String propertySeparator = COMMA + GAP;
-        for (GeneratedProperty superProperty : propertiesAllParents) {
-            builder.append(superProperty.getName());
-            builder.append(propertySeparator);
-        }
-        if (!propertiesAllParents.isEmpty()) {
-            builder = builder.delete(builder.length() - propertySeparator.length(), builder.length());
-        }
-
-        builder.append(");" + NL);
-        return builder.toString();
-    }
-
-    private static String createConstructorSuper(final GeneratedProperty parentProperty, final String indent) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (parentProperty == null) {
-            throw new IllegalArgumentException("Parent property can't be null");
-        }
-        StringBuilder builder = new StringBuilder();
-        if (parentProperty != null) {
-            builder.append(indent + TAB + "super(");
-            builder.append(parentProperty.getName());
-            builder.append(");" + NL);
-        }
-        return builder.toString();
-    }
-
-    private static String createConstructorClosingPart(final String indent) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        builder.append(indent);
-        builder.append(RCB);
-        builder.append(NL + NL);
-        return builder.toString();
-    }
-
-    private static String createClassPropertiesInitialization(final List<GeneratedProperty> properties,
-            final String indent) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (properties == null) {
-            throw new IllegalArgumentException("List of generated class properties can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        for (final GeneratedProperty property : properties) {
-            createClassPropertyInitialization(property, indent);
-        }
-        return builder.toString();
-    }
-
-    private static String createClassPropertyInitialization(final GeneratedProperty property, final String indent) {
-        if (indent == null) {
-            throw new IllegalArgumentException("String with indent can't be null");
-        }
-        if (property == null) {
-            throw new IllegalArgumentException("List of generated class properties can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        builder.append(indent);
-        builder.append(TAB);
-        builder.append("this.");
-        builder.append(property.getName());
-        builder.append(" = ");
-        builder.append(property.getName());
-        builder.append(SC);
-        builder.append(NL);
-        return builder.toString();
-    }
-
-    private static String createMethodPropertyDeclaration(final GeneratedProperty property,
-            final Map<String, String> availableImports, final String currentPkg) {
-        if (property == null) {
-            throw new IllegalArgumentException("Generated property can't be null");
-        }
-        if (availableImports == null) {
-            throw new IllegalArgumentException("Map of available imports can't be null");
-        }
-        if (currentPkg == null) {
-            throw new IllegalArgumentException("String with current package can't be null");
-        }
-        final StringBuilder builder = new StringBuilder();
-        builder.append(getExplicitType(property.getReturnType(), availableImports, currentPkg));
-        builder.append(GAP);
-        builder.append(property.getName());
-        return builder.toString();
-    }
-
-    public static String createGetter(final GeneratedProperty property, final String indent,
-            final Map<String, String> availableImports, final String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-
-        final Type type = property.getReturnType();
-        final String varName = property.getName();
-        final char first = Character.toUpperCase(varName.charAt(0));
-        final String methodName = "get" + first + varName.substring(1);
-
-        builder.append(indent + PUBLIC + GAP + getExplicitType(type, availableImports, currentPkg) + GAP + methodName);
-        builder.append(LB + RB + LCB + NL);
-
-        String currentIndent = indent + TAB;
-
-        builder.append(currentIndent + "return " + varName + SC + NL);
-
-        builder.append(indent + RCB);
-        return builder.toString();
-    }
-
-    public static String createSetter(final GeneratedProperty property, final String indent,
-            final Map<String, String> availableImports, final String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-
-        final Type type = property.getReturnType();
-        final String varName = property.getName();
-        final char first = Character.toUpperCase(varName.charAt(0));
-        final String methodName = "set" + first + varName.substring(1);
-
-        builder.append(indent + PUBLIC + GAP + "void" + GAP + methodName);
-        builder.append(LB + getExplicitType(type, availableImports, currentPkg) + GAP + varName + RB + LCB + NL);
-        String currentIndent = indent + TAB;
-        builder.append(currentIndent + "this." + varName + " = " + varName + SC + NL);
-        builder.append(indent + RCB);
-        return builder.toString();
-    }
-
-    public static String createHashCode(final List<GeneratedProperty> properties, final String indent) {
-        StringBuilder builder = new StringBuilder();
-        builder.append(indent + "public int hashCode() {" + NL);
-        builder.append(indent + TAB + "final int prime = 31;" + NL);
-        builder.append(indent + TAB + "int result = 1;" + NL);
-
-        for (GeneratedProperty property : properties) {
-            String fieldName = property.getName();
-            builder.append(indent + TAB + "result = prime * result + ((" + fieldName + " == null) ? 0 : " + fieldName
-                    + ".hashCode());" + NL);
-        }
-
-        builder.append(indent + TAB + "return result;" + NL);
-        builder.append(indent + RCB + NL);
-        return builder.toString();
-    }
-
-    public static String createEquals(final GeneratedTransferObject type, final List<GeneratedProperty> properties,
-            final String indent) {
-        final StringBuilder builder = new StringBuilder();
-        final String indent1 = indent + TAB;
-        final String indent2 = indent1 + TAB;
-        final String indent3 = indent2 + TAB;
-
-        builder.append(indent + "public boolean equals(Object obj) {" + NL);
-        builder.append(indent1 + "if (this == obj) {" + NL);
-        builder.append(indent2 + "return true;" + NL);
-        builder.append(indent1 + "}" + NL);
-        builder.append(indent1 + "if (obj == null) {" + NL);
-        builder.append(indent2 + "return false;" + NL);
-        builder.append(indent1 + "}" + NL);
-        builder.append(indent1 + "if (getClass() != obj.getClass()) {" + NL);
-        builder.append(indent2 + "return false;" + NL);
-        builder.append(indent1 + "}" + NL);
-
-        String typeStr = type.getName();
-        builder.append(indent1 + typeStr + " other = (" + typeStr + ") obj;" + NL);
-
-        for (final GeneratedProperty property : properties) {
-            String fieldName = property.getName();
-            builder.append(indent1 + "if (" + fieldName + " == null) {" + NL);
-            builder.append(indent2 + "if (other." + fieldName + " != null) {" + NL);
-            builder.append(indent3 + "return false;" + NL);
-            builder.append(indent2 + "}" + NL);
-            builder.append(indent1 + "} else if (!" + fieldName + ".equals(other." + fieldName + ")) {" + NL);
-            builder.append(indent2 + "return false;" + NL);
-            builder.append(indent1 + "}" + NL);
-        }
-
-        builder.append(indent1 + "return true;" + NL);
-        builder.append(indent + RCB + NL);
-        return builder.toString();
-    }
-
-    public static String createToString(final GeneratedTransferObject type, final List<GeneratedProperty> properties,
-            final String indent) {
-        StringBuilder builder = new StringBuilder();
-        builder.append(indent);
-        builder.append("public String toString() {");
-        builder.append(NL);
-        builder.append(indent);
-        builder.append(TAB);
-        builder.append("StringBuilder builder = new StringBuilder();");
-        builder.append(NL);
-        builder.append(indent);
-        builder.append(TAB);
-        builder.append("builder.append(\"");
-        builder.append(type.getName());
-        builder.append(" [");
-
-        boolean first = true;
-        for (final GeneratedProperty property : properties) {
-            if (first) {
-                builder.append(property.getName());
-                builder.append("=\");");
-                builder.append(NL);
-                builder.append(indent);
-                builder.append(TAB);
-                builder.append("builder.append(");
-                builder.append(property.getName());
-                builder.append(");");
-                first = false;
-            } else {
-                builder.append(NL);
-                builder.append(indent);
-                builder.append(TAB);
-                builder.append("builder.append(\", ");
-                builder.append(property.getName());
-                builder.append("=\");");
-                builder.append(NL);
-                builder.append(indent);
-                builder.append(TAB);
-                builder.append("builder.append(");
-                builder.append(property.getName());
-                builder.append(");");
-            }
-        }
-        builder.append(NL);
-        builder.append(indent);
-        builder.append(TAB);
-        builder.append("builder.append(\"]\");");
-        builder.append(NL);
-        builder.append(indent);
-        builder.append(TAB);
-        builder.append("return builder.toString();");
-
-        builder.append(NL);
-        builder.append(indent);
-        builder.append(RCB);
-        builder.append(NL);
-        return builder.toString();
-    }
-
-    public static String createEnum(final Enumeration enumeration, final String indent) {
-        if (enumeration == null || indent == null)
-            throw new IllegalArgumentException();
-        final StringBuilder builder = new StringBuilder(indent + PUBLIC + GAP + ENUM + GAP + enumeration.getName()
-                + GAP + LCB + NL);
-
-        String separator = COMMA + NL;
-        final List<Pair> values = enumeration.getValues();
-
-        for (int i = 0; i < values.size(); i++) {
-            if (i + 1 == values.size()) {
-                separator = SC;
-            }
-            builder.append(indent + TAB + values.get(i).getName() + LB + values.get(i).getValue() + RB + separator);
-        }
-        builder.append(NL);
-        builder.append(NL);
-        final String ENUMERATION_NAME = "value";
-        final String ENUMERATION_TYPE = "int";
-        builder.append(indent + TAB + ENUMERATION_TYPE + GAP + ENUMERATION_NAME + SC);
-        builder.append(NL);
-        builder.append(indent + TAB + PRIVATE + GAP + enumeration.getName() + LB + ENUMERATION_TYPE + GAP
-                + ENUMERATION_NAME + RB + GAP + LCB + NL);
-        builder.append(indent + TAB + TAB + "this." + ENUMERATION_NAME + GAP + "=" + GAP + ENUMERATION_NAME + SC + NL);
-        builder.append(indent + TAB + RCB + NL);
-
-        builder.append(indent + RCB);
-        builder.append(NL);
-        return builder.toString();
-    }
-
-    private static String getExplicitType(final Type type, final Map<String, String> imports, final String currentPkg) {
-        if (type == null) {
-            throw new IllegalArgumentException("Type parameter MUST be specified and cannot be NULL!");
-        }
-        if (type.getName() == null) {
-            throw new IllegalArgumentException("Type name cannot be NULL!");
-        }
-        if (type.getPackageName() == null) {
-            throw new IllegalArgumentException("Type cannot have Package Name referenced as NULL!");
-        }
-        if (imports == null) {
-            throw new IllegalArgumentException("Imports Map cannot be NULL!");
-        }
-
-        final String typePackageName = type.getPackageName();
-        final String typeName = type.getName();
-        final String importedPackageName = imports.get(typeName);
-        if (typePackageName.equals(importedPackageName) || typePackageName.equals(currentPkg)) {
-            final StringBuilder builder = new StringBuilder(type.getName());
-            if (type instanceof ParameterizedType) {
-                final ParameterizedType pType = (ParameterizedType) type;
-                final Type[] pTypes = pType.getActualTypeArguments();
-                builder.append("<");
-                builder.append(getParameters(pTypes, imports, currentPkg));
-                builder.append(">");
-            }
-            if (builder.toString().equals("Void")) {
-                return "void";
-            }
-            return builder.toString();
-        } else {
-            final StringBuilder builder = new StringBuilder();
-            if (typePackageName.startsWith("java.lang")) {
-                builder.append(type.getName());
-            } else {
-                if (!typePackageName.isEmpty()) {
-                    builder.append(typePackageName + "." + type.getName());
-                } else {
-                    builder.append(type.getName());
-                }
-            }
-            if (type.equals(Types.voidType())) {
-                return "void";
-            }
-            if (type instanceof ParameterizedType) {
-                final ParameterizedType pType = (ParameterizedType) type;
-                final Type[] pTypes = pType.getActualTypeArguments();
-                builder.append("<");
-                builder.append(getParameters(pTypes, imports, currentPkg));
-                builder.append(">");
-            }
-            return builder.toString();
-        }
-    }
-
-    private static String getParameters(final Type[] pTypes, Map<String, String> availableImports, String currentPkg) {
-        final StringBuilder builder = new StringBuilder();
-        for (int i = 0; i < pTypes.length; i++) {
-            final Type t = pTypes[i];
-
-            String separator = COMMA;
-            if (i == (pTypes.length - 1)) {
-                separator = "";
-            }
-
-            String wildcardParam = "";
-            if (t.equals(Types.voidType())) {
-                builder.append("java.lang.Void" + separator);
-                continue;
-            } else {
-
-                if (t instanceof WildcardType) {
-                    wildcardParam = "? extends ";
-                }
-
-                builder.append(wildcardParam + getExplicitType(t, availableImports, currentPkg) + separator);
-            }
-        }
-        return builder.toString();
-    }
-
-    private static void createComment(final StringBuilder builder, final String comment, final String indent) {
-        if (comment != null && comment.length() > 0) {
-            builder.append(indent + "/*" + NL);
-            builder.append(indent + comment + NL);
-            builder.append(indent + "*/" + NL);
-        }
-    }
-
+    
     public static Map<String, String> createImports(GeneratedType genType) {
         if (genType == null) {
             throw new IllegalArgumentException("Generated Type cannot be NULL!");
         }
         final Map<String, String> imports = new LinkedHashMap<>();
+        imports.put(genType.getName(), genType.getPackageName());
         List<GeneratedType> childGeneratedTypes = genType.getEnclosedTypes();
         if (!childGeneratedTypes.isEmpty()) {
             for (GeneratedType genTypeChild : childGeneratedTypes) {
@@ -916,20 +97,8 @@ public final class GeneratorUtil {
 
         return imports;
     }
-
-    public static Map<String, String> createChildImports(GeneratedType genType) {
-        Map<String, String> childImports = new LinkedHashMap<>();
-        List<GeneratedType> childGeneratedTypes = genType.getEnclosedTypes();
-        if (!childGeneratedTypes.isEmpty()) {
-            for (GeneratedType genTypeChild : childGeneratedTypes) {
-                createChildImports(genTypeChild);
-                childImports.put(genTypeChild.getName(), genTypeChild.getPackageName());
-            }
-        }
-        return childImports;
-    }
-
-    private static void putTypeIntoImports(final GeneratedType parentGenType, final Type type,
+    
+    public static void putTypeIntoImports(final GeneratedType parentGenType, final Type type,
             final Map<String, String> imports) {
         if (parentGenType == null) {
             throw new IllegalArgumentException("Parent Generated Type parameter MUST be specified and cannot be "
@@ -970,26 +139,7 @@ public final class GeneratorUtil {
             }
         }
     }
-
-    public static List<String> createImportLines(final Map<String, String> imports,
-            final Map<String, String> innerTypeImports) {
-        final List<String> importLines = new ArrayList<>();
-
-        for (Map.Entry<String, String> entry : imports.entrySet()) {
-            final String typeName = entry.getKey();
-            final String packageName = entry.getValue();
-            if (innerTypeImports != null) {
-                String innerTypePackageName = innerTypeImports.get(typeName);
-                if (innerTypePackageName != null) {
-                    if (innerTypePackageName.equals(packageName))
-                        continue;
-                }
-            }
-            importLines.add("import " + packageName + "." + typeName + SC);
-        }
-        return importLines;
-    }
-
+    
     public static boolean isConstantInTO(String constName, GeneratedTransferObject genTO) {
         if (constName == null || genTO == null)
             throw new IllegalArgumentException();
@@ -1002,7 +152,100 @@ public final class GeneratorUtil {
         }
         return false;
     }
+    
+    public static Map<String, String> createChildImports(GeneratedType genType) {
+        Map<String, String> childImports = new LinkedHashMap<>();
+        List<GeneratedType> childGeneratedTypes = genType.getEnclosedTypes();
+        if (!childGeneratedTypes.isEmpty()) {
+            for (GeneratedType genTypeChild : childGeneratedTypes) {
+                createChildImports(genTypeChild);
+                childImports.put(genTypeChild.getName(), genTypeChild.getPackageName());
+            }
+        }
+        return childImports;
+    }
+
+    public static String getExplicitType(final GeneratedType parentGenType, final Type type, final Map<String, String> imports) {
+        if (type == null) {
+            throw new IllegalArgumentException("Type parameter MUST be specified and cannot be NULL!");
+        }
+        if (type.getName() == null) {
+            throw new IllegalArgumentException("Type name cannot be NULL!");
+        }
+        if (type.getPackageName() == null) {
+            throw new IllegalArgumentException("Type cannot have Package Name referenced as NULL!");
+        }
+        if (imports == null) {
+            throw new IllegalArgumentException("Imports Map cannot be NULL!");
+        }
+
+        final String typePackageName = type.getPackageName();
+        final String typeName = type.getName();
+        final String importedPackageName = imports.get(typeName);
+        if (typePackageName.equals(importedPackageName) || typePackageName.equals(parentGenType.getPackageName())) {
+            final StringBuilder builder = new StringBuilder(type.getName());
+            if (type instanceof ParameterizedType) {
+                final ParameterizedType pType = (ParameterizedType) type;
+                final Type[] pTypes = pType.getActualTypeArguments();
+                builder.append("<");
+                builder.append(getParameters(parentGenType, pTypes, imports));
+                builder.append(">");
+            }
+            if (builder.toString().equals("Void")) {
+                return "void";
+            }
+            return builder.toString();
+        } else {
+            final StringBuilder builder = new StringBuilder();
+            if (typePackageName.startsWith("java.lang")) {
+                builder.append(type.getName());
+            } else {
+                if (!typePackageName.isEmpty()) {
+                    builder.append(typePackageName + Constants.DOT + type.getName());
+                } else {
+                    builder.append(type.getName());
+                }
+            }
+            if (type.equals(Types.voidType())) {
+                return "void";
+            }
+            if (type instanceof ParameterizedType) {
+                final ParameterizedType pType = (ParameterizedType) type;
+                final Type[] pTypes = pType.getActualTypeArguments();
+                builder.append("<");
+                builder.append(getParameters(parentGenType, pTypes, imports));
+                builder.append(">");
+            }
+            return builder.toString();
+        }
+    }
+    
+    private static String getParameters(final GeneratedType parentGenType, final Type[] pTypes, Map<String, String> availableImports) {
+        final StringBuilder builder = new StringBuilder();
+        for (int i = 0; i < pTypes.length; i++) {
+            final Type t = pTypes[i];
+
+            String separator = COMMA;
+            if (i == (pTypes.length - 1)) {
+                separator = "";
+            }
+
+            String wildcardParam = "";
+            if (t.equals(Types.voidType())) {
+                builder.append("java.lang.Void" + separator);
+                continue;
+            } else {
+
+                if (t instanceof WildcardType) {
+                    wildcardParam = "? extends ";
+                }
 
+                builder.append(wildcardParam + getExplicitType(parentGenType, t, availableImports) + separator);
+            }
+        }
+        return builder.toString();
+    }
+    
     /**
      * The method returns reference to highest (top parent) Generated Transfer
      * Object.
@@ -1014,7 +257,7 @@ public final class GeneratorUtil {
      *         extended then <code>childTransportObject</code> is returned. In
      *         second case the method is recursive called until first case.
      */
-    private static GeneratedTransferObject getTopParrentTransportObject(GeneratedTransferObject childTransportObject) {
+    public static GeneratedTransferObject getTopParrentTransportObject(GeneratedTransferObject childTransportObject) {
         if (childTransportObject == null) {
             throw new IllegalArgumentException("Parameter childTransportObject can't be null.");
         }
@@ -1024,7 +267,28 @@ public final class GeneratorUtil {
             return getTopParrentTransportObject(childTransportObject.getExtends());
         }
     }
-
+    
+    /**
+     * The method selects from input list of properties only those which have
+     * read only attribute set to true.
+     * 
+     * @param properties
+     *            contains list of properties of generated transfer object
+     * @return subset of <code>properties</code> which have read only attribute
+     *         set to true
+     */
+    public static List<GeneratedProperty> resolveReadOnlyPropertiesFromTO(List<GeneratedProperty> properties) {
+        List<GeneratedProperty> readOnlyProperties = new ArrayList<GeneratedProperty>();
+        if (properties != null) {
+            for (final GeneratedProperty property : properties) {
+                if (property.isReadOnly()) {
+                    readOnlyProperties.add(property);
+                }
+            }
+        }
+        return readOnlyProperties;
+    }
+    
     /**
      * The method returns the list of the properties of all extending generated
      * transfer object from <code>genTO</code> to highest parent generated
@@ -1035,62 +299,15 @@ public final class GeneratorUtil {
      *         generated transfer object. In case when extension exists the
      *         method is recursive called.
      */
-    private static List<GeneratedProperty> getPropertiesOfAllParents(GeneratedTransferObject genTO) {
+    public static List<GeneratedProperty> getPropertiesOfAllParents(GeneratedTransferObject genTO) {
         List<GeneratedProperty> propertiesOfAllParents = new ArrayList<GeneratedProperty>();
-        if (genTO != null) {
-            final List<GeneratedProperty> allPropertiesOfTO = genTO.getProperties();
+        if (genTO.getExtends() != null) {
+            final List<GeneratedProperty> allPropertiesOfTO = genTO.getExtends().getProperties();
             List<GeneratedProperty> readOnlyPropertiesOfTO = resolveReadOnlyPropertiesFromTO(allPropertiesOfTO);
             propertiesOfAllParents.addAll(readOnlyPropertiesOfTO);
-            if (genTO.getExtends() != null) {
-                propertiesOfAllParents.addAll(getPropertiesOfAllParents(genTO.getExtends()));
-            }
+            propertiesOfAllParents.addAll(getPropertiesOfAllParents(genTO.getExtends()));
         }
         return propertiesOfAllParents;
     }
-
-    public static String createStaticInicializationBlock(GeneratedTransferObject genTransferObject, String indent) {
-
-        final StringBuilder builder = new StringBuilder();
-
-        List<Constant> constants = genTransferObject.getConstantDefinitions();
-        for (Constant constant : constants) {
-            if (constant.getName() == null || constant.getType() == null || constant.getValue() == null) {
-                continue;
-            }
-            if (constant.getName().equals(TypeConstants.PATTERN_CONSTANT_NAME)) {
-                final Object constValue = constant.getValue();
-                List<String> regularExpressions = new ArrayList<>();
-                if (constValue instanceof List) {
-                    builder.append(indent + PUBLIC + GAP + STATIC + GAP + FINAL + GAP + "List<String>" + GAP
-                            + TypeConstants.PATTERN_CONSTANT_NAME + GAP + "=" + GAP + "Arrays.asList" + LB);
-                    final List<?> constantValues = (List<?>) constValue;
-                    int stringsCount = 0;
-                    for (Object value : constantValues) {
-                        if (value instanceof String) {
-                            if (stringsCount > 0) {
-                                builder.append(COMMA);
-                            }
-                            stringsCount++;
-                            regularExpressions.add((String) value);
-                            builder.append(DOUBLE_QUOTE + (String) value + DOUBLE_QUOTE);
-                        }
-                    }
-                    builder.append(RB + SC + NL);
-                }
-                builder.append(indent + PRIVATE + GAP + STATIC + GAP + FINAL + GAP + "List<Pattern>" + GAP
-                        + MEMBER_PATTERN_LIST + GAP + ASSIGN + GAP + "new ArrayList<Pattern>()" + GAP + SC + NL + NL);
-
-                if (!regularExpressions.isEmpty()) {
-                    builder.append(indent + STATIC + LCB + NL);
-                    builder.append(indent + TAB + "for (String regEx : " + TypeConstants.PATTERN_CONSTANT_NAME + ") {"
-                            + NL);
-                    builder.append(indent + TAB + TAB + MEMBER_PATTERN_LIST + ".add(Pattern.compile(regEx))" + SC + NL);
-                    builder.append(indent + TAB + RCB + NL);
-                    builder.append(indent + RCB + NL + NL);
-                }
-
-            }
-        }
-        return builder.toString();
-    }
+    
 }