Merge "Fixed dependency management."
[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 a4018a5d5cb8943226e88731d71261f4d9dcd4e5..b85e2b0ed7ed78f1a43c23a2bf207f8c56df5b0e 100644 (file)
-/*\r
- * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.\r
- *\r
- * This program and the accompanying materials are made available under the\r
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
- * and is available at http://www.eclipse.org/legal/epl-v10.html\r
- */\r
-package org.opendaylight.controller.sal.java.api.generator;\r
-\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.CLASS;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.COMMA;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.ENUM;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.FINAL;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.GAP;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.IFC;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.LB;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.LCB;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.NL;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.PKG;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.PRIVATE;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.PUBLIC;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.RB;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.RCB;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.SC;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.STATIC;\r
-import static org.opendaylight.controller.sal.java.api.generator.Constants.TAB;\r
-\r
-import java.util.Arrays;\r
-import java.util.HashSet;\r
-import java.util.List;\r
-import java.util.Set;\r
-\r
-import org.opendaylight.controller.sal.binding.model.api.Constant;\r
-import org.opendaylight.controller.sal.binding.model.api.Enumeration;\r
-import org.opendaylight.controller.sal.binding.model.api.Enumeration.Pair;\r
-import org.opendaylight.controller.sal.binding.model.api.GeneratedProperty;\r
-import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;\r
-import org.opendaylight.controller.sal.binding.model.api.MethodSignature;\r
-import org.opendaylight.controller.sal.binding.model.api.MethodSignature.Parameter;\r
-import org.opendaylight.controller.sal.binding.model.api.ParameterizedType;\r
-import org.opendaylight.controller.sal.binding.model.api.Type;\r
-\r
-public class GeneratorUtil {\r
-\r
-    private static final String[] SET_VALUES = new String[] { "abstract",\r
-            "assert", "boolean", "break", "byte", "case", "catch", "char",\r
-            "class", "const", "continue", "default", "double", "do", "else",\r
-            "enum", "extends", "false", "final", "finally", "float", "for",\r
-            "goto", "if", "implements", "import", "instanceof", "int",\r
-            "interface", "long", "native", "new", "null", "package", "private",\r
-            "protected", "public", "return", "short", "static", "strictfp",\r
-            "super", "switch", "synchronized", "this", "throw", "throws",\r
-            "transient", "true", "try", "void", "volatile", "while" };\r
-\r
-    public static final Set<String> JAVA_RESERVED_WORDS = new HashSet<String>(\r
-            Arrays.asList(SET_VALUES));\r
-\r
-    private GeneratorUtil() {\r
-    }\r
-\r
-    private static String validateParamName(final String paramName) {\r
-        if (paramName != null) {\r
-            if (JAVA_RESERVED_WORDS.contains(paramName)) {\r
-                return "_" + paramName;\r
-            }\r
-        }\r
-        return paramName;\r
-    }\r
-\r
-    public static String createIfcDeclarationWithPkgName(\r
-            final String packageName, final String name, final String indent) {\r
-        return createFileDeclarationWithPkgName(IFC,\r
-                packageName, validateParamName(name), indent);\r
-    }\r
-\r
-    public static String createClassDeclarationWithPkgName(\r
-            final String packageName, final String name, final String indent) {\r
-        return createFileDeclarationWithPkgName(CLASS,\r
-                packageName, validateParamName(name), indent);\r
-    }\r
-\r
-    private static String createFileDeclarationWithPkgName(final String type,\r
-            final String packageName, final String name, final String indent) {\r
-        final StringBuilder builder = new StringBuilder();\r
-        builder.append(PKG + GAP + packageName + SC);\r
-        builder.append(NL);\r
-        builder.append(NL);\r
-        builder.append(PUBLIC + GAP + type + GAP + validateParamName(name) + GAP + LCB);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createConstant(final Constant constant,\r
-            final String indent) {\r
-        final StringBuilder builder = new StringBuilder();\r
-        builder.append(indent + PUBLIC + GAP + STATIC + GAP + FINAL + GAP);\r
-        builder.append(getExplicitType(constant.getType()) + GAP\r
-                + constant.getName());\r
-        builder.append(GAP + "=" + GAP);\r
-        builder.append(constant.getValue() + SC);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createField(final GeneratedProperty property,\r
-            final String indent) {\r
-        final StringBuilder builder = new StringBuilder();\r
-        builder.append(indent + PRIVATE + GAP);\r
-        builder.append(getExplicitType(property.getReturnType()) + GAP\r
-                + property.getName());\r
-        builder.append(SC);\r
-        return builder.toString();\r
-    }\r
-\r
-    /**\r
-     * Create method declaration in interface.\r
-     * \r
-     * @param method\r
-     * @param indent\r
-     * @return\r
-     */\r
-    public static String createMethodDeclaration(final MethodSignature method,\r
-            final String indent) {\r
-        final String comment = method.getComment();\r
-        final Type type = method.getReturnType();\r
-        final String name = method.getName();\r
-        final List<Parameter> parameters = method.getParameters();\r
-\r
-        final StringBuilder builder = new StringBuilder();\r
-        createComment(builder, comment, indent);\r
-\r
-        builder.append(indent + getExplicitType(type) + GAP + name);\r
-        builder.append(LB);\r
-        for (int i = 0; i < parameters.size(); i++) {\r
-            Parameter p = parameters.get(i);\r
-            String separator = COMMA;\r
-            if (i + 1 == parameters.size()) {\r
-                separator = "";\r
-            }\r
-            builder.append(getExplicitType(p.getType()) + GAP + validateParamName(p.getName())\r
-                    + separator);\r
-        }\r
-        builder.append(RB);\r
-        builder.append(SC);\r
-\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createConstructor(\r
-            GeneratedTransferObject genTransferObject, final String indent) {\r
-        final StringBuilder builder = new StringBuilder();\r
-\r
-        final List<GeneratedProperty> properties = genTransferObject\r
-                .getProperties();\r
-        builder.append(indent);\r
-        builder.append(PUBLIC);\r
-        builder.append(GAP);\r
-        builder.append(genTransferObject.getName());\r
-        builder.append(LB);\r
-\r
-        boolean first = true;\r
-        if (properties != null) {\r
-            for (final GeneratedProperty property : properties) {\r
-                if (first) {\r
-                    builder.append(getExplicitType(property.getReturnType()));\r
-                    builder.append(" ");\r
-                    builder.append(property.getName());\r
-                    first = false;\r
-                } else {\r
-                    builder.append(", ");\r
-                    builder.append(getExplicitType(property.getReturnType()));\r
-                    builder.append(builder.append(" "));\r
-                    builder.append(property.getName());\r
-                }\r
-            }\r
-        }\r
-\r
-        builder.append(RB);\r
-        builder.append(GAP);\r
-        builder.append(LCB);\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(TAB);\r
-        builder.append("super();");\r
-        builder.append(NL);\r
-\r
-        if (properties != null) {\r
-            for (final GeneratedProperty property : properties) {\r
-                builder.append(indent);\r
-                builder.append(TAB);\r
-                builder.append("this.");\r
-                builder.append(property.getName());\r
-                builder.append(" = ");\r
-                builder.append(property.getName());\r
-                builder.append(SC);\r
-                builder.append(NL);\r
-            }\r
-        }\r
-\r
-        builder.append(indent);\r
-        builder.append(RCB);\r
-\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createGetter(final GeneratedProperty property,\r
-            final String indent) {\r
-        final StringBuilder builder = new StringBuilder();\r
-\r
-        final Type type = property.getReturnType();\r
-        final String varName = property.getName();\r
-        final char first = Character.toUpperCase(varName.charAt(0));\r
-        final String methodName = "get" + first + varName.substring(1);\r
-\r
-        builder.append(indent + PUBLIC + GAP + getExplicitType(type) + GAP\r
-                + methodName);\r
-        builder.append(LB + RB + LCB + NL);\r
-\r
-        String currentIndent = indent + TAB;\r
-\r
-        builder.append(currentIndent + "return " + varName + SC + NL);\r
-\r
-        builder.append(indent + RCB);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createHashCode(\r
-            final List<GeneratedProperty> properties, final String indent) {\r
-        StringBuilder builder = new StringBuilder();\r
-        builder.append(indent + "public int hashCode() {" + NL);\r
-        builder.append(indent + TAB + "final int prime = 31;" + NL);\r
-        builder.append(indent + TAB + "int result = 1;" + NL);\r
-\r
-        for (GeneratedProperty property : properties) {\r
-            String fieldName = property.getName();\r
-            builder.append(indent + TAB + "result = prime * result + (("\r
-                    + fieldName + " == null) ? 0 : " + fieldName\r
-                    + ".hashCode());" + NL);\r
-        }\r
-\r
-        builder.append(indent + TAB + "return result;" + NL);\r
-        builder.append(indent + RCB + NL);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createEquals(final GeneratedTransferObject type,\r
-            final List<GeneratedProperty> properties, final String indent) {\r
-        StringBuilder builder = new StringBuilder();\r
-        final String indent1 = indent + TAB;\r
-        final String indent2 = indent + TAB + TAB;\r
-        final String indent3 = indent + TAB + TAB + TAB;\r
-\r
-        builder.append(indent + "public boolean equals(Object obj) {" + NL);\r
-        builder.append(indent1 + "if (this == obj) {" + NL);\r
-        builder.append(indent2 + "return true;" + NL);\r
-        builder.append(indent1 + "}" + NL);\r
-        builder.append(indent1 + "if (obj == null) {" + NL);\r
-        builder.append(indent2 + "return false;" + NL);\r
-        builder.append(indent1 + "}" + NL);\r
-        builder.append(indent1 + "if (getClass() != obj.getClass()) {" + NL);\r
-        builder.append(indent2 + "return false;" + NL);\r
-        builder.append(indent1 + "}" + NL);\r
-\r
-        String typeStr = type.getPackageName() + "." + type.getName();\r
-        builder.append(indent1 + typeStr + " other = (" + typeStr + ") obj;"\r
-                + NL);\r
-\r
-        for (GeneratedProperty property : properties) {\r
-            String fieldName = property.getName();\r
-            builder.append(indent1 + "if (" + fieldName + " == null) {" + NL);\r
-            builder.append(indent2 + "if (other." + fieldName + " != null) {"\r
-                    + NL);\r
-            builder.append(indent3 + "return false;" + NL);\r
-            builder.append(indent2 + "}" + NL);\r
-            builder.append(indent1 + "} else if (!" + fieldName\r
-                    + ".equals(other." + fieldName + ")) {" + NL);\r
-            builder.append(indent2 + "return false;" + NL);\r
-            builder.append(indent1 + "}" + NL);\r
-        }\r
-\r
-        builder.append(indent1 + "return true;" + NL);\r
-\r
-        builder.append(indent + RCB + NL);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createToString(final GeneratedTransferObject type,\r
-            final List<GeneratedProperty> properties, final String indent) {\r
-        StringBuilder builder = new StringBuilder();\r
-        builder.append(indent);\r
-        builder.append("public String toString() {");\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(TAB);\r
-        builder.append("StringBuilder builder = new StringBuilder();");\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(TAB);\r
-        builder.append("builder.append(\"");\r
-        builder.append(type.getName());\r
-        builder.append(" [");\r
-\r
-        boolean first = true;\r
-        for (GeneratedProperty property : properties) {\r
-            if (first) {\r
-                builder.append(property.getName());\r
-                builder.append("=\");");\r
-                builder.append(NL);\r
-                builder.append(indent);\r
-                builder.append(TAB);\r
-                builder.append("builder.append(");\r
-                builder.append(property.getName());\r
-                builder.append(");");\r
-                first = false;\r
-            } else {\r
-                builder.append(NL);\r
-                builder.append(indent);\r
-                builder.append(TAB);\r
-                builder.append("builder.append(\", ");\r
-                builder.append(property.getName());\r
-                builder.append("=\");");\r
-                builder.append(NL);\r
-                builder.append(indent);\r
-                builder.append(TAB);\r
-                builder.append("builder.append(\", ");\r
-                builder.append(property.getName());\r
-                builder.append(");");\r
-            }\r
-        }\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(TAB);\r
-        builder.append("builder.append(\"]\");");\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(TAB);\r
-        builder.append("return builder.toString();");\r
-\r
-        builder.append(NL);\r
-        builder.append(indent);\r
-        builder.append(RCB);\r
-        builder.append(NL);\r
-        return builder.toString();\r
-    }\r
-\r
-    public static String createEnum(final Enumeration enumeration,\r
-            final String indent) {\r
-        final StringBuilder builder = new StringBuilder(indent + ENUM + GAP\r
-                + enumeration.getName() + GAP + LCB + NL);\r
-\r
-        String separator = COMMA;\r
-        final List<Pair> values = enumeration.getValues();\r
-        builder.append(indent + TAB);\r
-        for (int i = 0; i < values.size(); i++) {\r
-            if (i + 1 == values.size()) {\r
-                separator = SC;\r
-            }\r
-            builder.append(values.get(i).getName() + separator);\r
-        }\r
-        builder.append(NL);\r
-        builder.append(indent + RCB);\r
-        return builder.toString();\r
-    }\r
-\r
-    private static String getExplicitType(final Type type) {\r
-        String packageName = type.getPackageName();\r
-        if (packageName.endsWith(".")) {\r
-            packageName = packageName.substring(0, packageName.length() - 1);\r
-        }\r
-        final StringBuilder builder = new StringBuilder(packageName + "."\r
-                + type.getName());\r
-        if (type instanceof ParameterizedType) {\r
-            ParameterizedType pType = (ParameterizedType) type;\r
-            Type[] pTypes = pType.getActualTypeArguments();\r
-            builder.append("<");\r
-            builder.append(getParameters(pTypes));\r
-            builder.append(">");\r
-        }\r
-        if (builder.toString().equals("java.lang.Void")) {\r
-            return "void";\r
-        }\r
-        return builder.toString();\r
-    }\r
-\r
-    private static String getParameters(final Type[] pTypes) {\r
-        final StringBuilder builder = new StringBuilder();\r
-        for (int i = 0; i < pTypes.length; i++) {\r
-            Type t = pTypes[i];\r
-\r
-            String separator = COMMA;\r
-            if (i + 1 == pTypes.length) {\r
-                separator = "";\r
-            }\r
-            builder.append(getExplicitType(t) + separator);\r
-        }\r
-        return builder.toString();\r
-    }\r
-\r
-    private static void createComment(final StringBuilder builder,\r
-            final String comment, final String indent) {\r
-        if (comment != null && comment.length() > 0) {\r
-            builder.append(indent + "/*" + NL);\r
-            builder.append(indent + comment + NL);\r
-            builder.append(indent + "*/" + NL);\r
-        }\r
-    }\r
-\r
-}\r
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.sal.java.api.generator;
+
+import static org.opendaylight.controller.sal.java.api.generator.Constants.*;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.opendaylight.controller.sal.binding.model.api.AnnotationType;
+import org.opendaylight.controller.sal.binding.model.api.Constant;
+import org.opendaylight.controller.sal.binding.model.api.Enumeration;
+import org.opendaylight.controller.sal.binding.model.api.Enumeration.Pair;
+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.MethodSignature.Parameter;
+import org.opendaylight.controller.sal.binding.model.api.ParameterizedType;
+import org.opendaylight.controller.sal.binding.model.api.Type;
+
+public class GeneratorUtil {
+
+    private GeneratorUtil() {
+    }
+
+    public static String createIfcDeclaration(final GeneratedType genType,
+            final String indent,
+            final Map<String, LinkedHashMap<String, Integer>> availableImports) {
+        return createFileDeclaration(IFC, genType, indent, availableImports);
+    }
+
+    public static String createClassDeclaration(
+            final GeneratedTransferObject genTransferObject,
+            final String indent,
+            final Map<String, LinkedHashMap<String, Integer>> availableImports) {
+        return createFileDeclaration(CLASS, genTransferObject, indent,
+                availableImports);
+    }
+
+    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, LinkedHashMap<String, Integer>> availableImports) {
+        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);
+        }
+        builder.append(PUBLIC + GAP + type + GAP + genType.getName() + GAP);
+
+        if (genType instanceof GeneratedTransferObject) {
+            GeneratedTransferObject genTO = (GeneratedTransferObject) genType;
+
+            if (genTO.getExtends() != null) {
+                builder.append(EXTENDS + GAP);
+                builder.append(genTO.getExtends() + 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, LinkedHashMap<String, Integer>> availableImports,
+            final String currentPkg) {
+        final StringBuilder builder = new StringBuilder();
+        builder.append(indent + PUBLIC + GAP + STATIC + GAP + FINAL + GAP);
+        builder.append(getExplicitType(constant.getType(), availableImports,
+                currentPkg) + GAP + constant.getName());
+        builder.append(GAP + "=" + GAP);
+        builder.append(constant.getValue() + SC);
+        return builder.toString();
+    }
+
+    public static String createField(final GeneratedProperty property,
+            final String indent,
+            Map<String, LinkedHashMap<String, Integer>> availableImports,
+            final String currentPkg) {
+        final StringBuilder builder = new StringBuilder();
+        builder.append(indent);
+        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, LinkedHashMap<String, Integer>> 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);
+        builder.append(indent);
+
+        if (!method.getAnnotations().isEmpty()) {
+            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(
+            GeneratedTransferObject genTransferObject, final String indent,
+            Map<String, LinkedHashMap<String, Integer>> availableImports) {
+        final StringBuilder builder = new StringBuilder();
+
+        final String currentPkg = genTransferObject.getPackageName();
+        final List<GeneratedProperty> properties = genTransferObject
+                .getProperties();
+        final List<GeneratedProperty> ctorParams = new ArrayList<GeneratedProperty>();
+        for (final GeneratedProperty property : properties) {
+            if (property.isReadOnly()) {
+                ctorParams.add(property);
+            }
+        }
+
+        builder.append(indent);
+        builder.append(PUBLIC);
+        builder.append(GAP);
+        builder.append(genTransferObject.getName());
+        builder.append(LB);
+
+        if (!ctorParams.isEmpty()) {
+            builder.append(getExplicitType(ctorParams.get(0).getReturnType(),
+                    availableImports, currentPkg));
+            builder.append(" ");
+            builder.append(ctorParams.get(0).getName());
+            for (int i = 1; i < ctorParams.size(); ++i) {
+                final GeneratedProperty param = ctorParams.get(i);
+                builder.append(", ");
+                builder.append(getExplicitType(param.getReturnType(),
+                        availableImports, currentPkg));
+                builder.append(GAP);
+                builder.append(param.getName());
+            }
+        }
+        builder.append(RB + GAP + LCB + NL + indent + TAB + "super();" + NL);
+        if (!ctorParams.isEmpty()) {
+            for (final GeneratedProperty property : ctorParams) {
+                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);
+            }
+        }
+        builder.append(indent);
+        builder.append(RCB);
+        return builder.toString();
+    }
+
+    public static String createGetter(final GeneratedProperty property,
+            final String indent,
+            Map<String, LinkedHashMap<String, Integer>> 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,
+            Map<String, LinkedHashMap<String, Integer>> availableImports,
+            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) {
+        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 (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 (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) {
+        final StringBuilder builder = new StringBuilder(indent + ENUM + GAP
+                + enumeration.getName() + GAP + LCB + NL);
+
+        String separator = COMMA;
+        final List<Pair> values = enumeration.getValues();
+        builder.append(indent + TAB);
+        for (int i = 0; i < values.size(); i++) {
+            if (i + 1 == values.size()) {
+                separator = SC;
+            }
+            builder.append(values.get(i).getName() + separator);
+        }
+        builder.append(NL);
+        builder.append(indent + RCB);
+        return builder.toString();
+    }
+
+    private static String getExplicitType(final Type type,
+            Map<String, LinkedHashMap<String, Integer>> availableImports,
+            final String currentPkg) {
+        if (type == null) {
+            throw new IllegalArgumentException(
+                    "Type parameter MUST be specified and cannot be NULL!");
+        }
+        String packageName = type.getPackageName();
+
+        LinkedHashMap<String, Integer> imports = availableImports.get(type
+                .getName());
+
+        if ((imports != null && packageName
+                .equals(findMaxValue(imports).get(0)))
+                || packageName.equals(currentPkg)) {
+            final StringBuilder builder = new StringBuilder(type.getName());
+            if (type instanceof ParameterizedType) {
+                ParameterizedType pType = (ParameterizedType) type;
+                Type[] pTypes = pType.getActualTypeArguments();
+                builder.append("<");
+                builder.append(getParameters(pTypes, availableImports,
+                        currentPkg));
+                builder.append(">");
+            }
+            if (builder.toString().equals("Void")) {
+                return "void";
+            }
+            return builder.toString();
+        } else {
+            final StringBuilder builder = new StringBuilder();
+            if (packageName.startsWith("java.lang")) {
+                builder.append(type.getName());
+            } else {
+                builder.append(packageName + "." + type.getName());
+            }
+            if (type instanceof ParameterizedType) {
+                ParameterizedType pType = (ParameterizedType) type;
+                Type[] pTypes = pType.getActualTypeArguments();
+                builder.append("<");
+                builder.append(getParameters(pTypes, availableImports,
+                        currentPkg));
+                builder.append(">");
+            }
+            if (builder.toString().equals("Void")) {
+                return "void";
+            }
+            return builder.toString();
+        }
+    }
+
+    private static String getParameters(final Type[] pTypes,
+            Map<String, LinkedHashMap<String, Integer>> availableImports,
+            String currentPkg) {
+        final StringBuilder builder = new StringBuilder();
+        for (int i = 0; i < pTypes.length; i++) {
+            Type t = pTypes[i];
+
+            String separator = COMMA;
+            if (i + 1 == pTypes.length) {
+                separator = "";
+            }
+            builder.append(getExplicitType(t, availableImports, currentPkg)
+                    + separator);
+        }
+        return builder.toString();
+    }
+
+    private static List<String> findMaxValue(
+            LinkedHashMap<String, Integer> imports) {
+        final List<String> result = new ArrayList<String>();
+
+        int maxValue = 0;
+        int currentValue = 0;
+        for (Map.Entry<String, Integer> entry : imports.entrySet()) {
+            currentValue = entry.getValue();
+            if (currentValue > maxValue) {
+                result.clear();
+                result.add(entry.getKey());
+            } else if (currentValue == maxValue) {
+                result.add(entry.getKey());
+            }
+        }
+        return result;
+    }
+
+    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, LinkedHashMap<String, Integer>> createImports(
+            GeneratedType genType) {
+        final Map<String, LinkedHashMap<String, Integer>> imports = new HashMap<String, LinkedHashMap<String, Integer>>();
+        final String genTypePkg = genType.getPackageName();
+
+        final List<Constant> constants = genType.getConstantDefinitions();
+        final List<MethodSignature> methods = genType.getMethodDefinitions();
+        List<Type> impl = genType.getImplements();
+
+        // IMPLEMENTATIONS
+        if (impl != null) {
+            for (Type t : impl) {
+                addTypeToImports(t, imports, genTypePkg);
+            }
+        }
+
+        // CONSTANTS
+        if (constants != null) {
+            for (Constant c : constants) {
+                Type ct = c.getType();
+                addTypeToImports(ct, imports, genTypePkg);
+            }
+        }
+
+        // METHODS
+        if (methods != null) {
+            for (MethodSignature m : methods) {
+                Type ct = m.getReturnType();
+                addTypeToImports(ct, imports, genTypePkg);
+                for (MethodSignature.Parameter p : m.getParameters()) {
+                    addTypeToImports(p.getType(), imports, genTypePkg);
+                }
+            }
+        }
+
+        // PROPERTIES
+        if (genType instanceof GeneratedTransferObject) {
+            GeneratedTransferObject genTO = (GeneratedTransferObject) genType;
+
+            List<GeneratedProperty> props = genTO.getProperties();
+            if (props != null) {
+                for (GeneratedProperty prop : props) {
+                    Type pt = prop.getReturnType();
+                    addTypeToImports(pt, imports, genTypePkg);
+                }
+            }
+        }
+
+        return imports;
+    }
+
+    private static void addTypeToImports(Type type,
+            Map<String, LinkedHashMap<String, Integer>> importedTypes,
+            String genTypePkg) {
+        String typeName = type.getName();
+        String typePkg = type.getPackageName();
+        if (typePkg.startsWith("java.lang") || typePkg.equals(genTypePkg)) {
+            return;
+        }
+        LinkedHashMap<String, Integer> packages = importedTypes.get(typeName);
+        if (packages == null) {
+            packages = new LinkedHashMap<String, Integer>();
+            packages.put(typePkg, 1);
+            importedTypes.put(typeName, packages);
+        } else {
+            Integer occurrence = packages.get(typePkg);
+            if (occurrence == null) {
+                packages.put(typePkg, 1);
+            } else {
+                occurrence++;
+                packages.put(typePkg, occurrence);
+            }
+        }
+
+        if (type instanceof ParameterizedType) {
+            ParameterizedType pt = (ParameterizedType) type;
+            Type[] params = pt.getActualTypeArguments();
+            for (Type param : params) {
+                addTypeToImports(param, importedTypes, genTypePkg);
+            }
+        }
+    }
+
+    public static List<String> createImportLines(
+            Map<String, LinkedHashMap<String, Integer>> imports) {
+        List<String> importLines = new ArrayList<String>();
+
+        for (Map.Entry<String, LinkedHashMap<String, Integer>> entry : imports
+                .entrySet()) {
+            String typeName = entry.getKey();
+            LinkedHashMap<String, Integer> typePkgMap = entry.getValue();
+            String typePkg = typePkgMap.keySet().iterator().next();
+            importLines.add("import " + typePkg + "." + typeName + SC);
+        }
+        return importLines;
+    }
+
+}