/*******************************************************************************
* Copyright (c) 2009, 2014 Mountainminds GmbH & Co. KG and Contributors
* 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
*
* Contributors:
* Marc R. Hoffmann - initial API and implementation
*
*******************************************************************************/
package org.jacoco.examples;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Date;
import org.jacoco.core.data.ExecutionData;
import org.jacoco.core.data.ExecutionDataReader;
import org.jacoco.core.data.IExecutionDataVisitor;
import org.jacoco.core.data.ISessionInfoVisitor;
import org.jacoco.core.data.SessionInfo;
/**
* This example reads execution data files given as program arguments and dumps
* their content.
*/
public final class ExecDump {
private final PrintStream out;
/**
* Creates a new example instance printing to the given stream.
*
* @param out
* stream for outputs
*/
public ExecDump(final PrintStream out) {
this.out = out;
}
/**
* Run this example with the given parameters.
*
* @param args
* command line parameters
* @throws IOException
* in case of error reading a input file
*/
public void execute(final String[] args) throws IOException {
for (final String file : args) {
dump(file);
}
}
private void dump(final String file) throws IOException {
out.printf("exec file: %s%n", file);
out.println("CLASS ID HITS/PROBES CLASS NAME");
final FileInputStream in = new FileInputStream(file);
final ExecutionDataReader reader = new ExecutionDataReader(in);
reader.setSessionInfoVisitor(new ISessionInfoVisitor() {
public void visitSessionInfo(final SessionInfo info) {
out.printf("Session \"%s\": %s - %s%n", info.getId(), new Date(
info.getStartTimeStamp()),
new Date(info.getDumpTimeStamp()));
}
});
reader.setExecutionDataVisitor(new IExecutionDataVisitor() {
public void visitClassExecution(final ExecutionData data) {
out.printf("%016x %3d of %3d %s%n",
Long.valueOf(data.getId()),
Integer.valueOf(getHitCount(data.getProbes())),
Integer.valueOf(data.getProbes().length),
data.getName());
}
});
reader.read();
in.close();
out.println();
}
private int getHitCount(final boolean[] data) {
int count = 0;
for (final boolean hit : data) {
if (hit) {
count++;
}
}
return count;
}
/**
* Entry point to run this examples as a Java application.
*
* @param args
* list of program arguments
* @throws IOException
* in case of errors executing the example
*/
public static void main(final String[] args) throws IOException {
new ExecDump(System.out).execute(args);
}
}