/*
* Copyright (C) 2013 salesforce.com, inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.auraframework.impl.java.writer;
import java.io.IOException;
import java.io.Writer;
import org.auraframework.def.AttributeDef;
import org.auraframework.def.ComponentDef;
import org.auraframework.def.DefDescriptor;
import org.auraframework.def.Definition;
import org.auraframework.system.Source;
import org.auraframework.throwable.AuraRuntimeException;
import org.auraframework.throwable.quickfix.QuickFixException;
import org.auraframework.util.AuraTextUtil;
/**
*/
public class JavaWriter extends SourceWriterImpl {
private static final JavaWriter instance = new JavaWriter();
public static JavaWriter getInstance() {
return instance;
}
@Override
public <D extends Definition> void write(D def, Source<?> source) {
Writer writer = null;
ComponentDef componentDef = (ComponentDef) def;
try {
writer = source.getWriter();
writeHeader(writer);
writePackage(writer, componentDef);
writeLineBreaks(writer, 2);
writeImports(writer);
writeLineBreaks(writer, 2);
writeClassBegin(writer, componentDef);
writeLineBreaks(writer, 2);
writeMethods(writer, componentDef);
writeBlockEnd(writer);
} catch (Exception e) {
throw new AuraRuntimeException(e);
} finally {
try {
if (writer != null) {
writer.flush();
writer.close();
}
} catch (Exception e) {
throw new AuraRuntimeException(e);
}
}
}
private void writeHeader(Writer writer) throws IOException {
writer.write("/*" + NL + " * ");
writeCopyright(writer);
writer.write(NL + " * All Rights Reserved" + NL);
writer.write(" * Company Confidential" + NL);
writer.write(" *" + NL);
writer.write(" * DO NOT MODIFY. DO NOT CHECK INTO PERFORCE." + NL);
writer.write(" * THIS FILE IS GENERATED BY Aura" + NL);
writer.write(" */" + NL);
}
private void writePackage(Writer writer, ComponentDef def) throws IOException {
write(writer, "package cmp.%s;", def.getDescriptor().getNamespace());
}
private void writeImports(Writer writer) throws IOException {
write(writer, "import org.auraframework.instance.Component;");
}
private void writeClassBegin(Writer writer, ComponentDef def) throws IOException {
write(writer, "public class %s%s", AuraTextUtil.initCap(def.getDescriptor().getName()), "Cmp");
DefDescriptor<ComponentDef> extendsDesc = def.getExtendsDescriptor();
if (extendsDesc != null) {
write(writer, " extends cmp.%s.%s%s", extendsDesc.getNamespace(),
AuraTextUtil.initCap(extendsDesc.getName()), "Cmp");
}
writer.write(" implements Component");
writeBlockBegin(writer);
}
private void writeBlockBegin(Writer writer) throws IOException {
writer.write("{");
writeLineBreaks(writer, 1);
}
private void writeBlockEnd(Writer writer) throws IOException {
writer.write("}");
writeLineBreaks(writer, 1);
}
private void writeMethods(Writer writer, ComponentDef def) throws IOException, QuickFixException {
for (AttributeDef attributeDef : def.getDeclaredAttributeDefs().values()) {
writeGetter(writer, attributeDef);
writeLineBreaks(writer, 2);
}
}
private void writeGetter(Writer writer, AttributeDef attributeDef) throws IOException, QuickFixException {
String name = attributeDef.getName();
if (name.equals("class")) {
name = "Clazz";
}
write(writer, "\tpublic /*%s*/Object get%s()", attributeDef.getTypeDef().getName(), AuraTextUtil.initCap(name));
writeBlockBegin(writer);
write(writer, "\t\treturn null;");
writeLineBreaks(writer, 1);
writer.write("\t");
writeBlockEnd(writer);
}
}