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/*
* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.tools.internal.xjc.writer;
import java.io.IOException;
import java.io.Writer;
import java.util.Collection;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import com.sun.codemodel.internal.JClass;
import com.sun.codemodel.internal.JClassContainer;
import com.sun.codemodel.internal.JDefinedClass;
import com.sun.codemodel.internal.JPackage;
import com.sun.codemodel.internal.JType;
import com.sun.tools.internal.xjc.outline.ClassOutline;
import com.sun.tools.internal.xjc.outline.FieldOutline;
import com.sun.tools.internal.xjc.outline.Outline;
/**
* Dumps an annotated grammar in a simple format that
* makes signature check easy.
*
* @author
* Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
*/
public class SignatureWriter {
public static void write( Outline model, Writer out )
throws IOException {
new SignatureWriter(model,out).dump();
}
private SignatureWriter( Outline model, Writer out ) {
this.out = out;
this.classes = model.getClasses();
for( ClassOutline ci : classes )
classSet.put( ci.ref, ci );
}
/** All the ClassItems in this grammar. */
private final Collection<? extends ClassOutline> classes;
/** Map from content interfaces to ClassItem. */
private final Map<JDefinedClass,ClassOutline> classSet = new HashMap<JDefinedClass,ClassOutline>();
private final Writer out;
private int indent=0;
private void printIndent() throws IOException {
for( int i=0; i<indent; i++ )
out.write(" ");
}
private void println(String s) throws IOException {
printIndent();
out.write(s);
out.write('\n');
}
private void dump() throws IOException {
// collect packages used in the class.
Set<JPackage> packages = new TreeSet<JPackage>(new Comparator<JPackage>() {
public int compare(JPackage lhs, JPackage rhs) {
return lhs.name().compareTo(rhs.name());
}
});
for( ClassOutline ci : classes )
packages.add(ci._package()._package());
for( JPackage pkg : packages )
dump( pkg );
out.flush();
}
private void dump( JPackage pkg ) throws IOException {
println("package "+pkg.name()+" {");
indent++;
dumpChildren(pkg);
indent--;
println("}");
}
private void dumpChildren( JClassContainer cont ) throws IOException {
Iterator itr = cont.classes();
while(itr.hasNext()) {
JDefinedClass cls = (JDefinedClass)itr.next();
ClassOutline ci = classSet.get(cls);
if(ci!=null)
dump(ci);
}
}
private void dump( ClassOutline ci ) throws IOException {
JDefinedClass cls = ci.implClass;
StringBuilder buf = new StringBuilder();
buf.append("interface ");
buf.append(cls.name());
boolean first=true;
Iterator itr = cls._implements();
while(itr.hasNext()) {
if(first) {
buf.append(" extends ");
first=false;
} else {
buf.append(", ");
}
buf.append( printName((JClass)itr.next()) );
}
buf.append(" {");
println(buf.toString());
indent++;
// dump the field
for( FieldOutline fo : ci.getDeclaredFields() ) {
String type = printName(fo.getRawType());
println(type+' '+fo.getPropertyInfo().getName(true)+';');
}
dumpChildren(cls);
indent--;
println("}");
}
/** Get the display name of a type. */
private String printName( JType t ) {
String name = t.fullName();
if(name.startsWith("java.lang."))
name = name.substring(10); // chop off the package name
return name;
}
}
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