/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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.android.tools.lint;
import static com.android.tools.lint.detector.api.Issue.OutputFormat.RAW;
import com.android.tools.lint.checks.BuiltinIssueRegistry;
import com.android.tools.lint.detector.api.Issue;
import com.android.tools.lint.detector.api.Location;
import com.android.tools.lint.detector.api.Position;
import com.google.common.annotations.Beta;
import com.google.common.base.Charsets;
import com.google.common.base.Joiner;
import com.google.common.io.Files;
import java.io.BufferedWriter;
import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.util.List;
/**
* A reporter which emits lint results into an XML report.
* <p>
* <b>NOTE: This is not a public or final API; if you rely on this be prepared
* to adjust your code for the next tools release.</b>
*/
@Beta
public class XmlReporter extends Reporter {
private final Writer mWriter;
/**
* Constructs a new {@link XmlReporter}
*
* @param client the client
* @param output the output file
* @throws IOException if an error occurs
*/
public XmlReporter(LintCliClient client, File output) throws IOException {
super(client, output);
mWriter = new BufferedWriter(Files.newWriter(output, Charsets.UTF_8));
}
@Override
public void write(int errorCount, int warningCount, List<Warning> issues) throws IOException {
mWriter.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); //$NON-NLS-1$
// Format 4: added urls= attribute with all more info links, comma separated
mWriter.write("<issues format=\"4\""); //$NON-NLS-1$
String revision = mClient.getRevision();
if (revision != null) {
mWriter.write(String.format(" by=\"lint %1$s\"", revision)); //$NON-NLS-1$
}
mWriter.write(">\n"); //$NON-NLS-1$
if (!issues.isEmpty()) {
for (Warning warning : issues) {
mWriter.write('\n');
indent(mWriter, 1);
mWriter.write("<issue"); //$NON-NLS-1$
Issue issue = warning.issue;
writeAttribute(mWriter, 2, "id", issue.getId()); //$NON-NLS-1$
writeAttribute(mWriter, 2, "severity",
warning.severity.getDescription());
writeAttribute(mWriter, 2, "message", warning.message); //$NON-NLS-1$
writeAttribute(mWriter, 2, "category", //$NON-NLS-1$
issue.getCategory().getFullName());
writeAttribute(mWriter, 2, "priority", //$NON-NLS-1$
Integer.toString(issue.getPriority()));
writeAttribute(mWriter, 2, "summary", issue.getDescription(RAW)); //$NON-NLS-1$
writeAttribute(mWriter, 2, "explanation", issue.getExplanation(RAW)); //$NON-NLS-1$
List<String> moreInfo = issue.getMoreInfo();
if (!moreInfo.isEmpty()) {
// Compatibility with old format: list first URL
writeAttribute(mWriter, 2, "url", moreInfo.get(0)); //$NON-NLS-1$
if (issue.getMoreInfo() != null) {
writeAttribute(mWriter, 2, "urls", //$NON-NLS-1$
Joiner.on(',').join(issue.getMoreInfo()));
}
}
if (warning.errorLine != null && !warning.errorLine.isEmpty()) {
String line = warning.errorLine;
int index1 = line.indexOf('\n');
if (index1 != -1) {
int index2 = line.indexOf('\n', index1 + 1);
if (index2 != -1) {
String line1 = line.substring(0, index1);
String line2 = line.substring(index1 + 1, index2);
writeAttribute(mWriter, 2, "errorLine1", line1); //$NON-NLS-1$
writeAttribute(mWriter, 2, "errorLine2", line2); //$NON-NLS-1$
}
}
}
if (mClient.getRegistry() instanceof BuiltinIssueRegistry &&
((BuiltinIssueRegistry) mClient.getRegistry()).hasAutoFix(
"adt", issue)) { //$NON-NLS-1$
writeAttribute(mWriter, 2, "quickfix", "adt"); //$NON-NLS-1$ //$NON-NLS-2$
}
assert (warning.file != null) == (warning.location != null);
if (warning.file != null) {
assert warning.location.getFile() == warning.file;
}
Location location = warning.location;
if (location != null) {
mWriter.write(">\n"); //$NON-NLS-1$
while (location != null) {
indent(mWriter, 2);
mWriter.write("<location"); //$NON-NLS-1$
String path = mClient.getDisplayPath(warning.project, location.getFile());
writeAttribute(mWriter, 3, "file", path); //$NON-NLS-1$
Position start = location.getStart();
if (start != null) {
int line = start.getLine();
int column = start.getColumn();
if (line >= 0) {
// +1: Line numbers internally are 0-based, report should be
// 1-based.
writeAttribute(mWriter, 3, "line", //$NON-NLS-1$
Integer.toString(line + 1));
if (column >= 0) {
writeAttribute(mWriter, 3, "column", //$NON-NLS-1$
Integer.toString(column + 1));
}
}
}
mWriter.write("/>\n"); //$NON-NLS-1$
location = location.getSecondary();
}
indent(mWriter, 1);
mWriter.write("</issue>\n"); //$NON-NLS-1$
} else {
mWriter.write('\n');
indent(mWriter, 1);
mWriter.write("/>\n"); //$NON-NLS-1$
}
}
}
mWriter.write("\n</issues>\n"); //$NON-NLS-1$
mWriter.close();
String path = mOutput.getAbsolutePath();
System.out.println(String.format("Wrote XML report to %1$s", path));
}
private static void writeAttribute(Writer writer, int indent, String name, String value)
throws IOException {
writer.write('\n');
indent(writer, indent);
writer.write(name);
writer.write('=');
writer.write('"');
for (int i = 0, n = value.length(); i < n; i++) {
char c = value.charAt(i);
switch (c) {
case '"':
writer.write("""); //$NON-NLS-1$
break;
case '\'':
writer.write("'"); //$NON-NLS-1$
break;
case '&':
writer.write("&"); //$NON-NLS-1$
break;
case '<':
writer.write("<"); //$NON-NLS-1$
break;
default:
writer.write(c);
break;
}
}
writer.write('"');
}
private static void indent(Writer writer, int indent) throws IOException {
for (int level = 0; level < indent; level++) {
writer.write(" "); //$NON-NLS-1$
}
}
}