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/*
* Copyright 2011 James Moger.
*
* 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.iciql.build;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.RandomAccessFile;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import com.iciql.util.StringUtils;
/**
* The Build class downloads runtime and compile-time jar files from the Apache
* Maven repositories.
*
* Its important that this class have minimal compile dependencies since its
* called very early in the build script.
*
*/
public class Build {
/**
* BuildTypes
*/
public static enum BuildType {
RUNTIME, COMPILETIME;
}
public static void main(String... args) {
runtime();
compiletime();
}
public static void runtime() {
}
public static void compiletime() {
downloadFromApache(MavenObject.H2, BuildType.RUNTIME);
downloadFromApache(MavenObject.H2, BuildType.COMPILETIME);
downloadFromApache(MavenObject.JCOMMANDER, BuildType.RUNTIME);
downloadFromApache(MavenObject.JCOMMANDER, BuildType.COMPILETIME);
downloadFromApache(MavenObject.MARKDOWNPAPERS, BuildType.RUNTIME);
downloadFromApache(MavenObject.MARKDOWNPAPERS, BuildType.COMPILETIME);
downloadFromApache(MavenObject.JUNIT, BuildType.RUNTIME);
downloadFromApache(MavenObject.DOCLAVA, BuildType.RUNTIME);
downloadFromApache(MavenObject.DOCLAVA, BuildType.COMPILETIME);
downloadFromApache(MavenObject.SLF4JAPI, BuildType.RUNTIME);
downloadFromApache(MavenObject.SLF4JAPI, BuildType.COMPILETIME);
// needed for site publishing
downloadFromApache(MavenObject.COMMONSNET, BuildType.RUNTIME);
}
/**
* Download a file from the official Apache Maven repository.
*
* @param mo
* the maven object to download.
* @return
*/
private static List<File> downloadFromApache(MavenObject mo, BuildType type) {
return downloadFromMaven("http://repo1.maven.org/maven2/", mo, type);
}
/**
* Download a file from a Maven repository.
*
* @param mo
* the maven object to download.
* @return
*/
private static List<File> downloadFromMaven(String mavenRoot, MavenObject mo, BuildType type) {
List<File> downloads = new ArrayList<File>();
String[] jars = { "" };
if (BuildType.RUNTIME.equals(type)) {
jars = new String[] { "" };
} else if (BuildType.COMPILETIME.equals(type)) {
jars = new String[] { "-sources", "-javadoc" };
}
for (String jar : jars) {
File targetFile = mo.getLocalFile("ext", jar);
if (targetFile.exists()) {
downloads.add(targetFile);
continue;
}
String expectedSHA1 = mo.getSHA1(jar);
if (expectedSHA1 == null) {
// skip this jar
continue;
}
String mavenURL = mavenRoot + mo.getRepositoryPath(jar);
if (!targetFile.getAbsoluteFile().getParentFile().exists()) {
boolean success = targetFile.getAbsoluteFile().getParentFile().mkdirs();
if (!success) {
throw new RuntimeException("Failed to create destination folder structure!");
}
}
ByteArrayOutputStream buff = new ByteArrayOutputStream();
try {
URL url = new URL(mavenURL);
InputStream in = new BufferedInputStream(url.openStream());
byte[] buffer = new byte[4096];
System.out.println("d/l: " + targetFile.getName());
while (true) {
int len = in.read(buffer);
if (len < 0) {
break;
}
buff.write(buffer, 0, len);
}
in.close();
} catch (IOException e) {
throw new RuntimeException("Error downloading " + mavenURL + " to " + targetFile, e);
}
byte[] data = buff.toByteArray();
String calculatedSHA1 = StringUtils.calculateSHA1(data);
System.out.println();
if (expectedSHA1.length() == 0) {
System.out.println("sha: " + calculatedSHA1);
System.out.println();
} else {
if (!calculatedSHA1.equals(expectedSHA1)) {
throw new RuntimeException("SHA1 checksum mismatch; got: " + calculatedSHA1);
}
}
try {
RandomAccessFile ra = new RandomAccessFile(targetFile, "rw");
ra.write(data);
ra.setLength(data.length);
ra.close();
} catch (IOException e) {
throw new RuntimeException("Error writing to file " + targetFile, e);
}
downloads.add(targetFile);
}
return downloads;
}
/**
* Class that describes a retrievable Maven object.
*/
private static class MavenObject {
public static final MavenObject JCOMMANDER = new MavenObject("com/beust", "jcommander", "1.17",
"219a3540f3b27d7cc3b1d91d6ea046cd8723290e", "0bb50eec177acf0e94d58e0cf07262fe5164331d",
"c7adc475ca40c288c93054e0f4fe58f3a98c0cb5");
public static final MavenObject H2 = new MavenObject("com/h2database", "h2", "1.3.158",
"4bac13427caeb32ef6e93b70101e61f370c7b5e2", "6bb165156a0831879fa7797df6e18bdcd4421f2d",
"446d3f58c44992534cb54f67134532d95961904a");
public static final MavenObject JUNIT = new MavenObject("junit", "junit", "4.8.2",
"c94f54227b08100974c36170dcb53329435fe5ad", "", "");
public static final MavenObject MARKDOWNPAPERS = new MavenObject("org/tautua/markdownpapers",
"markdownpapers-core", "1.1.0", "b879b4720fa642d3c490ab559af132daaa16dbb4",
"d98c53939815be2777d5a56dcdc3bbc9ddb468fa", "4c09d2d3073e85b973572292af00bd69681df76b");
public static final MavenObject COMMONSNET = new MavenObject("commons-net", "commons-net", "1.4.0",
"eb47e8cad2dd7f92fd7e77df1d1529cae87361f7", "", "");
public static final MavenObject DOCLAVA = new MavenObject("com/google/doclava", "doclava", "1.0.3",
"5a1e05977fd36480b0cf314410440f88e3a0049e", "6e314df1733455d66b98b56014363172773d0905",
"1c1aa631b235439356e6e5803319caca80aaaa88");
public static final MavenObject SLF4JAPI = new MavenObject("org/slf4j", "slf4j-api", "1.6.1",
"6f3b8a24bf970f17289b234284c94f43eb42f0e4", "46a386136c901748e6a3af67ebde6c22bc6b4524",
"e223571d77769cdafde59040da235842f3326453");
public final String group;
public final String artifact;
public final String version;
public final String librarySHA1;
public final String sourcesSHA1;
public final String javadocSHA1;
private MavenObject(String group, String artifact, String version, String librarySHA1,
String sourcesSHA1, String javadocSHA1) {
this.group = group;
this.artifact = artifact;
this.version = version;
this.librarySHA1 = librarySHA1;
this.sourcesSHA1 = sourcesSHA1;
this.javadocSHA1 = javadocSHA1;
}
private String getRepositoryPath(String jar) {
return group + "/" + artifact + "/" + version + "/" + artifact + "-" + version + jar + ".jar";
}
private File getLocalFile(String basePath, String jar) {
return new File(basePath, artifact + "-" + version + jar + ".jar");
}
private String getSHA1(String jar) {
if (jar.equals("")) {
return librarySHA1;
} else if (jar.equals("-sources")) {
return sourcesSHA1;
} else if (jar.equals("-javadoc")) {
return javadocSHA1;
}
return librarySHA1;
}
@Override
public String toString() {
return group;
}
}
}
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