/*
* Copyright 2009 Google 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 com.google.gwt.core.ext.soyc.impl;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.dev.jjs.ast.JProgram;
import com.google.gwt.dev.jjs.ast.JRunAsync;
import com.google.gwt.dev.jjs.impl.codesplitter.FragmentPartitioningResult;
import com.google.gwt.dev.util.HtmlTextOutput;
import com.google.gwt.util.tools.Utility;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.List;
import java.util.zip.GZIPOutputStream;
/**
* Records split points to a file for Compile Reports.
*/
public class SplitPointRecorder {
/**
* Used to record (runAsync) split points of a program.
*/
public static void recordSplitPoints(JProgram jprogram, OutputStream out, TreeLogger logger) {
logger =
logger.branch(TreeLogger.TRACE, "Creating split point map file for the compile report");
try {
OutputStreamWriter writer = new OutputStreamWriter(new GZIPOutputStream(out), "UTF-8");
PrintWriter pw = new PrintWriter(writer);
HtmlTextOutput htmlOut = new HtmlTextOutput(pw, false);
String curLine = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
htmlOut.printRaw(curLine);
htmlOut.newline();
curLine = "<soyc>";
htmlOut.printRaw(curLine);
htmlOut.newline();
htmlOut.indentIn();
htmlOut.indentIn();
List<JRunAsync> runAsyncs = jprogram.getRunAsyncs();
FragmentPartitioningResult partitionResult = jprogram.getFragmentPartitioningResult();
if (runAsyncs.size() > 0) {
curLine = "<splitpoints>";
htmlOut.printRaw(curLine);
htmlOut.newline();
htmlOut.indentIn();
htmlOut.indentIn();
for (JRunAsync runAsync : runAsyncs) {
int sp = runAsync.getRunAsyncId();
if (partitionResult != null) {
sp = partitionResult.getFragmentForRunAsync(sp);
}
String name = runAsync.getName();
curLine = "<splitpoint id=\"" + sp + "\" location=\"" + name + "\"/>";
htmlOut.printRaw(curLine);
htmlOut.newline();
if (logger.isLoggable(TreeLogger.TRACE)) {
logger.log(TreeLogger.TRACE, "Assigning split point #" + sp + " for '" + name + "'");
}
}
htmlOut.indentOut();
htmlOut.indentOut();
curLine = "</splitpoints>";
htmlOut.printRaw(curLine);
htmlOut.newline();
}
if (!jprogram.getInitialFragmentIdSequence().isEmpty()) {
curLine = "<initialseq>";
htmlOut.printRaw(curLine);
htmlOut.newline();
htmlOut.indentIn();
for (int sp : jprogram.getInitialFragmentIdSequence()) {
if (partitionResult != null) {
sp = partitionResult.getFragmentForRunAsync(sp);
}
curLine = "<splitpointref id=\"" + sp + "\"/>";
htmlOut.printRaw(curLine);
htmlOut.newline();
}
htmlOut.indentOut();
curLine = "</initialseq>";
htmlOut.printRaw(curLine);
htmlOut.newline();
}
htmlOut.indentOut();
htmlOut.indentOut();
curLine = "</soyc>";
htmlOut.printRaw(curLine);
htmlOut.newline();
Utility.close(writer);
pw.close();
logger.log(TreeLogger.DEBUG, "Done");
} catch (Throwable e) {
logger.log(TreeLogger.ERROR, "Could not open dependency file.", e);
}
}
private SplitPointRecorder() {
}
}