+++ /dev/null
-/*
- * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.mdsal.binding.javav2.dom.codec.generator.spi.source;
-
-import com.google.common.annotations.Beta;
-import com.google.common.collect.Iterators;
-import com.google.common.collect.UnmodifiableIterator;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Set;
-import org.opendaylight.mdsal.binding.javav2.dom.codec.generator.impl.StaticBindingProperty;
-import org.opendaylight.mdsal.binding.javav2.model.api.Type;
-
-/**
- * Base class for preparing types and constants for writer.
- *
- */
-@Beta
-abstract class AbstractSource {
-
- private final Set<StaticBindingProperty> staticConstants = new HashSet<>();
-
- /**
- * Create new static constant of specific type with value.
- *
- * @param name
- * - name of constant
- * @param type
- * - specific type of constant
- * @param value
- * - value of constant
- * @param <T>
- * - type of constant
- */
- final <T> void staticConstant(final String name, final Class<T> type, final T value) {
- this.staticConstants.add(new StaticBindingProperty(name, type, value));
- }
-
- /**
- * Get set of static constants.
- *
- * @return unmodifiable view of set of static constants
- */
- public final Set<StaticBindingProperty> getStaticConstants() {
- return Collections.unmodifiableSet(this.staticConstants);
- }
-
- /**
- * Prepare common part of invoke of method on object.
- *
- * @param object
- * - object for invoke method
- * @param methodName
- * - method name to be invoked
- * @return base part of invoking method on object as String
- */
- private static StringBuilder prepareCommonInvokePart(final CharSequence object, final String methodName) {
- final StringBuilder sb = new StringBuilder();
- if (object != null) {
- sb.append(object);
- sb.append('.');
- }
- return sb.append(methodName).append('(');
- }
-
- /**
- * Prepare invoking method on object with an argument.
- *
- * @param object
- * - object for invoke method
- * @param methodName
- * - method name to be invoked
- * @param arg
- * - argument of method
- * @return invoking method on object with an argument as String
- */
- static final CharSequence invoke(final CharSequence object, final String methodName, final Object arg) {
- return prepareCommonInvokePart(object, methodName).append(arg).append(')');
- }
-
- /**
- * Prepare invoking method on object with more arguments.
- *
- * @param object
- * - object for invoke method
- * @param methodName
- * - method name to be invoked
- * @param args
- * - arguments of method
- * @return invoking method on object with more arguments as String
- */
- protected static final CharSequence invoke(final CharSequence object, final String methodName,
- final Object... args) {
- final StringBuilder sb = prepareCommonInvokePart(object, methodName);
-
- final UnmodifiableIterator<Object> iterator = Iterators.forArray(args);
- while (iterator.hasNext()) {
- sb.append(iterator.next());
- if (iterator.hasNext()) {
- sb.append(',');
- }
- }
- return sb.append(')');
- }
-
- /**
- * Assign of value to variable.
- *
- * @param var
- * - name of variable
- * @param value
- * - value of variable
- * @return assigned value to variable as char sequence
- */
- static final CharSequence assign(final String var, final CharSequence value) {
- return assign((String) null, var, value);
- }
-
- /**
- * Assign of value to variable of specific type.
- *
- * @param type
- * - specific type of value
- * @param var
- * - name of variable
- * @param value
- * - value of variable
- * @return assigned value to variable of specific type as char sequence, if
- * type is null then there is not added type to final string of
- * assigned value
- */
- static final CharSequence assign(final String type, final String var, final CharSequence value) {
- final StringBuilder sb = new StringBuilder();
- if (type != null) {
- sb.append(type);
- sb.append(' ');
- }
- return sb.append(var).append(" = ").append(value);
- }
-
- /**
- * Assign of value to variable of specific type.
- *
- * @param type
- * - specific type of value
- * @param var
- * - name of variable
- * @param value
- * - value of variable
- * @return assigned value to variable of specific type as char sequence, if
- * type is null then there is not added type to final string of
- * assigned value
- */
- static final CharSequence assign(final Type type, final String var, final CharSequence value) {
- return assign(type.getFullyQualifiedName(), var, value);
- }
-
- /**
- * Cast value to specific type.
- *
- * @param type
- * - specific type
- * @param value
- * - value for cast
- * @return casted value to specifc type as char sequence
- */
- static final CharSequence cast(final Type type, final CharSequence value) {
- return cast(type.getFullyQualifiedName(), value);
- }
-
- /**
- * Cast value to specific type.
- *
- * @param type
- * - specific type
- * @param value
- * - value for cast
- * @return casted value to specifc type as char sequence
- */
- static final CharSequence cast(final String type, final CharSequence value) {
- return "((" + type + ") " + value + ')';
- }
-
- /**
- * Create loop through iterable object with specific body.
- *
- * @param iterable
- * - iterable object
- * @param iteratorName
- * - name of iterator variable of iterable object
- * @param valueType
- * - type of iterable item
- * @param valueName
- * - name of variable of iterable item
- * @param body
- * - specific body for porcess of iterable item
- * @return loop through iterable object with specific body as String
- */
- static final CharSequence forEach(final String iterable, final String iteratorName,
- final String valueType, final String valueName, final CharSequence body) {
- final StringBuilder sb = new StringBuilder();
- sb.append(statement(assign(java.util.Iterator.class.getName(), iteratorName, invoke(iterable, "iterator"))));
- sb.append("while (").append(invoke(iteratorName, "hasNext")).append(") {\n");
- sb.append(statement(assign(valueType, valueName, cast(valueType, invoke(iteratorName, "next")))));
- sb.append(body);
- return sb.append("\n}\n");
- }
-
- /**
- * Create new Java statement.
- *
- * @param statement
- * - input for creating new Java statement
- * @return java statement
- */
- static final CharSequence statement(final CharSequence statement) {
- return new StringBuilder(statement).append(";\n");
- }
-}
Code Review / mdsal.git / blobdiff