From 008322bec70a3a20bd00ed2219215a9f42fe0ca5 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Wed, 08 Jun 2011 20:48:07 -0400
Subject: [PATCH] Blame support finished, requires JGit 1.0.0. Checkstyle. Findbugs.

---
 src/com/gitblit/Build.java |  483 +++++++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 387 insertions(+), 96 deletions(-)

diff --git a/src/com/gitblit/Build.java b/src/com/gitblit/Build.java
index 08202ba..3948fd1 100644
--- a/src/com/gitblit/Build.java
+++ b/src/com/gitblit/Build.java
@@ -1,36 +1,196 @@
+/*
+ * Copyright 2011 gitblit.com.
+ *
+ * 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.gitblit;
 
 import java.io.BufferedInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileWriter;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.RandomAccessFile;
 import java.net.URL;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+
+import com.gitblit.utils.StringUtils;
 
 public class Build {
+
+	public static enum BuildType {
+		RUNTIME, COMPILETIME;
+	}
 
 	public static void main(String... args) {
 		runtime();
 		compiletime();
+		buildSettingKeys();
 	}
 
 	public static void runtime() {
-		downloadFromMaven(MavenObject.JCOMMANDER);
-		downloadFromMaven(MavenObject.JETTY);
-		downloadFromMaven(MavenObject.SERVLET);
-		downloadFromMaven(MavenObject.SLF4JAPI);
-		downloadFromMaven(MavenObject.SLF4LOG4J);
-		downloadFromMaven(MavenObject.LOG4J);
-		downloadFromMaven(MavenObject.WICKET);
-		downloadFromMaven(MavenObject.WICKET_EXT);
-		downloadFromMaven(MavenObject.WICKET_AUTH_ROLES);
+		downloadFromApache(MavenObject.JCOMMANDER, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.JETTY, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.SERVLET, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.SLF4JAPI, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.SLF4LOG4J, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.LOG4J, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.WICKET, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.WICKET_EXT, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.WICKET_AUTH_ROLES, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.WICKET_GOOGLE_CHARTS, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.MARKDOWNPAPERS, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.BOUNCYCASTLE, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.BOUNCYCASTLE_MAIL, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.JSCH, BuildType.RUNTIME);
+
+		downloadFromEclipse(MavenObject.JGIT, BuildType.RUNTIME);
+		downloadFromEclipse(MavenObject.JGIT_HTTP, BuildType.RUNTIME);
 	}
 
 	public static void compiletime() {
-		downloadFromMaven(MavenObject.JUNIT);
+		downloadFromApache(MavenObject.JUNIT, BuildType.RUNTIME);
+		downloadFromApache(MavenObject.JCOMMANDER, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.JETTY, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.SERVLET, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.SLF4JAPI, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.SLF4LOG4J, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.LOG4J, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.WICKET, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.WICKET_EXT, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.WICKET_AUTH_ROLES, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.WICKET_GOOGLE_CHARTS, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.MARKDOWNPAPERS, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.BOUNCYCASTLE, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.BOUNCYCASTLE_MAIL, BuildType.COMPILETIME);
+		downloadFromApache(MavenObject.JSCH, BuildType.COMPILETIME);
+
+		downloadFromEclipse(MavenObject.JGIT, BuildType.COMPILETIME);
+		downloadFromEclipse(MavenObject.JGIT_HTTP, BuildType.COMPILETIME);
+	}
+
+	public static void buildSettingKeys() {
+		// Load all keys
+		Properties properties = new Properties();
+		FileInputStream is = null;
+		try {
+			is = new FileInputStream(Constants.PROPERTIES_FILE);
+			properties.load(is);
+		} catch (Throwable t) {
+			t.printStackTrace();
+		} finally {
+			if (is != null) {
+				try {
+					is.close();
+				} catch (Throwable t) {
+					// IGNORE
+				}
+			}
+		}
+		List<String> keys = new ArrayList<String>(properties.stringPropertyNames());
+		Collections.sort(keys);
+
+		// Determine static key group classes
+		Map<String, List<String>> staticClasses = new HashMap<String, List<String>>();
+		staticClasses.put("", new ArrayList<String>());
+		for (String key : keys) {
+			String clazz = "";
+			String field = key;
+			if (key.indexOf('.') > -1) {
+				clazz = key.substring(0, key.indexOf('.'));
+				field = key.substring(key.indexOf('.') + 1);
+			}
+			if (!staticClasses.containsKey(clazz)) {
+				staticClasses.put(clazz, new ArrayList<String>());
+			}
+			staticClasses.get(clazz).add(field);
+		}
+
+		// Assemble Keys source file
+		StringBuilder sb = new StringBuilder();
+		sb.append("package com.gitblit;\n");
+		sb.append('\n');
+		sb.append("/*\n");
+		sb.append(" * This class is auto-generated from the properties file.\n");
+		sb.append(" * Do not version control!\n");
+		sb.append(" */\n");
+		sb.append("public final class Keys {\n");
+		sb.append('\n');
+		List<String> classSet = new ArrayList<String>(staticClasses.keySet());
+		Collections.sort(classSet);
+		for (String clazz : classSet) {
+			List<String> keySet = staticClasses.get(clazz);
+			if (clazz.equals("")) {
+				// root keys
+				for (String key : keySet) {
+					sb.append(MessageFormat.format(
+							"\tpublic static final String {0} = \"{1}\";\n\n",
+							key.replace('.', '_'), key));
+				}
+			} else {
+				// class keys
+				sb.append(MessageFormat.format("\tpublic static final class {0} '{'\n\n", clazz));
+				sb.append(MessageFormat.format(
+						"\t\tpublic static final String _ROOT = \"{0}\";\n\n", clazz));
+				for (String key : keySet) {
+					sb.append(MessageFormat.format(
+							"\t\tpublic static final String {0} = \"{1}\";\n\n",
+							key.replace('.', '_'), clazz + "." + key));
+				}
+				sb.append("\t}\n\n");
+			}
+		}
+		sb.append('}');
+
+		// Save Keys class definition
+		try {
+			File file = new File("src/com/gitblit/Keys.java");
+			FileWriter fw = new FileWriter(file, false);
+			fw.write(sb.toString());
+			fw.close();
+		} catch (Throwable t) {
+			t.printStackTrace();
+		}
+	}
+
+	/**
+	 * 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 the official Eclipse Maven repository.
+	 * 
+	 * @param mo
+	 *            the maven object to download.
+	 * @return
+	 */
+	private static List<File> downloadFromEclipse(MavenObject mo, BuildType type) {
+		return downloadFromMaven("http://download.eclipse.org/jgit/maven/", mo, type);
 	}
 
 	/**
@@ -40,124 +200,255 @@
 	 *            the maven object to download.
 	 * @return
 	 */
-	private static File downloadFromMaven(MavenObject mo) {
-		File targetFile = mo.getLocalFile("ext");
-		if (targetFile.exists()) {
-			return targetFile;
+	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;
+			}
+			float approximateLength = mo.getApproximateLength(jar);
+			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];
+				int downloadedLen = 0;
+				float lastProgress = 0f;
 
-		String mavenURL = "http://repo1.maven.org/maven2/" + mo.getRepositoryPath();
-		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 {
-			System.out.println("Downloading " + mavenURL);
-			URL url = new URL(mavenURL);
-			InputStream in = new BufferedInputStream(url.openStream());
-			long last = System.currentTimeMillis();
-			int len = 0;
-			while (true) {
-				long now = System.currentTimeMillis();
-				if (now > last + 200) {
-					System.out.println("  downloaded " + len + " bytes");
-					last = now;
+				updateDownload(0, targetFile);
+				while (true) {
+					int len = in.read(buffer);
+					if (len < 0) {
+						break;
+					}
+					downloadedLen += len;
+					buff.write(buffer, 0, len);
+					float progress = downloadedLen / approximateLength;
+					if (progress - lastProgress >= 0.1f) {
+						lastProgress = progress;
+						updateDownload(progress, targetFile);
+					}
 				}
-				int x = in.read();
-				len++;
-				if (x < 0) {
-					break;
-				}
-				buff.write(x);
+				in.close();
+				updateDownload(1f, targetFile);
+
+			} catch (IOException e) {
+				throw new RuntimeException("Error downloading " + mavenURL + " to " + targetFile, e);
 			}
-			in.close();
-		} catch (IOException e) {
-			throw new RuntimeException("Error downloading " + mavenURL + " to " + targetFile, e);
+			byte[] data = buff.toByteArray();
+			String calculatedSHA1 = StringUtils.getSHA1(data);
+
+			System.out.println();
+
+			if (expectedSHA1.length() == 0) {
+				updateProgress(0, "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);
 		}
-		byte[] data = buff.toByteArray();
-		String got = getSHA1(data);
-		if (mo.sha1 != null && !got.equals(mo.sha1)) {
-			throw new RuntimeException("SHA1 checksum mismatch; got: " + got);
-		}
-		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);
-		}
-		return targetFile;
+		return downloads;
 	}
 
-	/**
-	 * Generate the SHA1 checksum of a byte array.
-	 * 
-	 * @param data
-	 *            the byte array
-	 * @return the SHA1 checksum
-	 */
-	private static String getSHA1(byte[] data) {
-		MessageDigest md;
-		try {
-			md = MessageDigest.getInstance("SHA-1");
-			byte[] value = md.digest(data);
-			StringBuilder buff = new StringBuilder(value.length * 2);
-			for (byte c : value) {
-				int x = c & 0xff;
-				buff.append(Integer.toString(x >> 4, 16)).append(Integer.toString(x & 0xf, 16));
-			}
-			return buff.toString();
-		} catch (NoSuchAlgorithmException e) {
-			throw new RuntimeException(e);
+	private static void updateDownload(float progress, File file) {
+		updateProgress(progress, "d/l: " + file.getName());
+	}
+
+	private static void updateProgress(float progress, String url) {
+		String anim = "==========";
+		int width = Math.round(anim.length() * progress);
+		System.out.print("\r[");
+		System.out.print(anim.substring(0, width));
+		for (int i = 0; i < anim.length() - width; i++) {
+			System.out.print(' ');
 		}
+		System.out.print("] " + url);
 	}
 
 	private static class MavenObject {
 
-		public static final MavenObject JCOMMANDER = new MavenObject("jCommander", "com/beust", "jcommander", "1.17", "219a3540f3b27d7cc3b1d91d6ea046cd8723290e");
+		public static final MavenObject JCOMMANDER = new MavenObject("jCommander", "com/beust",
+				"jcommander", "1.17", 34000, 32000, 141000,
+				"219a3540f3b27d7cc3b1d91d6ea046cd8723290e",
+				"0bb50eec177acf0e94d58e0cf07262fe5164331d",
+				"c7adc475ca40c288c93054e0f4fe58f3a98c0cb5");
 
-		public static final MavenObject JETTY = new MavenObject("Jetty", "org/eclipse/jetty/aggregate", "jetty-all", "7.2.2.v20101205", "b9b7c812a732721c427e208c54fbb71ca17a2ee1");
+		public static final MavenObject JETTY = new MavenObject("Jetty",
+				"org/eclipse/jetty/aggregate", "jetty-all", "7.4.1.v20110513", 1500000, 1000000,
+				4100000, "1e2de9ed25a7c6ae38717d5ffdc7cfcd6be4bd46",
+				"7b6279d16ce8f663537d9faf55ea353e748dbbaa",
+				"fa06212e751296f1a7abc15c843b135bf49a112b");
 
-		public static final MavenObject SERVLET = new MavenObject("Servlet 2.5", "javax/servlet", "servlet-api", "2.5", "5959582d97d8b61f4d154ca9e495aafd16726e34");
+		public static final MavenObject SERVLET = new MavenObject("Servlet 2.5", "javax/servlet",
+				"servlet-api", "2.5", 105000, 158000, 0,
+				"5959582d97d8b61f4d154ca9e495aafd16726e34",
+				"021599814ad9a605b86f3e6381571beccd861a32", null);
 
-		public static final MavenObject SLF4JAPI = new MavenObject("SLF4J API", "org/slf4j", "slf4j-api", "1.6.1", "6f3b8a24bf970f17289b234284c94f43eb42f0e4");
+		public static final MavenObject SLF4JAPI = new MavenObject("SLF4J API", "org/slf4j",
+				"slf4j-api", "1.6.1", 25500, 45000, 182000,
+				"6f3b8a24bf970f17289b234284c94f43eb42f0e4",
+				"46a386136c901748e6a3af67ebde6c22bc6b4524",
+				"e223571d77769cdafde59040da235842f3326453");
 
-		public static final MavenObject SLF4LOG4J = new MavenObject("SLF4J LOG4J", "org/slf4j", "slf4j-log4j12", "1.6.1", "bd245d6746cdd4e6203e976e21d597a46f115802");
+		public static final MavenObject SLF4LOG4J = new MavenObject("SLF4J LOG4J", "org/slf4j",
+				"slf4j-log4j12", "1.6.1", 9800, 9500, 52400,
+				"bd245d6746cdd4e6203e976e21d597a46f115802",
+				"7a26b08b265f55622fa1fed3bda68bbd37a465ba",
+				"6e4b16bce7994e3692e82002f322a0dd2f32741e");
 
-		public static final MavenObject LOG4J = new MavenObject("Apache LOG4J", "log4j", "log4j", "1.2.16", "7999a63bfccbc7c247a9aea10d83d4272bd492c6");
+		public static final MavenObject LOG4J = new MavenObject("Apache LOG4J", "log4j", "log4j",
+				"1.2.16", 481000, 471000, 1455000, "7999a63bfccbc7c247a9aea10d83d4272bd492c6",
+				"bf945d1dc995be7fe64923625f842fbb6bf443be",
+				"78aa1cbf0fa3b259abdc7d87f9f6788d785aac2a");
 
-		public static final MavenObject WICKET = new MavenObject("Apache Wicket", "org/apache/wicket", "wicket", "1.4.17", "39815e37a6f56465b2d2c3d3017c4f3bf17db50a");
+		public static final MavenObject WICKET = new MavenObject("Apache Wicket",
+				"org/apache/wicket", "wicket", "1.4.17", 1960000, 1906000, 6818000,
+				"39815e37a6f56465b2d2c3d3017c4f3bf17db50a",
+				"a792ebae4123253ffd039c3be49e773f8622f94e",
+				"f2f244ca72d10081529b017e89d6276eab62c621");
 
-		public static final MavenObject WICKET_EXT = new MavenObject("Apache Wicket Extensions", "org/apache/wicket", "wicket-extensions", "1.4.17", "01111d0dbffdc425581b006a43864c22797ce72a");
+		public static final MavenObject WICKET_EXT = new MavenObject("Apache Wicket Extensions",
+				"org/apache/wicket", "wicket-extensions", "1.4.17", 1180000, 1118000, 1458000,
+				"01111d0dbffdc425581b006a43864c22797ce72a",
+				"f194f40ea6e361bb745dfa22e2f9171eb63a9355",
+				"bd42e5ba9444a426bb2d7cacce91c6033b663b57");
 
-		public static final MavenObject WICKET_AUTH_ROLES = new MavenObject("Apache Wicket Auth Roles", "org/apache/wicket", "wicket-auth-roles", "1.4.17", "86d20ff32f62d3026213ff11a78555da643bc676");
-		
-		public static final MavenObject JUNIT = new MavenObject("JUnit", "junit", "junit", "3.8.2", "07e4cde26b53a9a0e3fe5b00d1dbbc7cc1d46060");
+		public static final MavenObject WICKET_AUTH_ROLES = new MavenObject(
+				"Apache Wicket Auth Roles", "org/apache/wicket", "wicket-auth-roles", "1.4.17",
+				44000, 45000, 166000, "86d20ff32f62d3026213ff11a78555da643bc676",
+				"37e815350a2d6b97734b250a8a03d8bf3712bba7",
+				"ac3896368bfb372d178041a4ac3ee2c44f62e21c");
+
+		public static final MavenObject WICKET_GOOGLE_CHARTS = new MavenObject(
+				"Apache Wicket Google Charts Add-On", "org/wicketstuff", "googlecharts", "1.4.17",
+				34000, 18750, 161000, "c567b98b0c5efe4147e77ef2d0d3c2d45c49dea5",
+				"3d32d958b2f7aa58388af5701ea3aafc433e573f",
+				"c37518b67ea85af485dd61fe854137eeacc50318");
+
+		public static final MavenObject JUNIT = new MavenObject("JUnit", "junit", "junit", "3.8.2",
+				120000, 0, 0, "07e4cde26b53a9a0e3fe5b00d1dbbc7cc1d46060", "", "");
+
+		public static final MavenObject MARKDOWNPAPERS = new MavenObject("MarkdownPapers",
+				"org/tautua/markdownpapers", "markdownpapers-core", "1.0.0", 87000, 58000, 278000,
+				"feda63bd149f3315da210e397d45d02277038ad5",
+				"a9a6c4d163af81e265a15138fcaeafa9829c6054",
+				"f932656266a7f9593488d3f89e815d0af44d0853");
+
+		public static final MavenObject BOUNCYCASTLE = new MavenObject("BouncyCastle",
+				"org/bouncycastle", "bcprov-jdk16", "1.46", 1900000, 1400000, 4670000,
+				"ce091790943599535cbb4de8ede84535b0c1260c",
+				"d2b70567594225923450d7e3f80cd022c852725e",
+				"873a6fe765f33fc27df498a5d1f5bf077e503b2f");
+
+		public static final MavenObject BOUNCYCASTLE_MAIL = new MavenObject("BouncyCastle Mail",
+				"org/bouncycastle", "bcmail-jdk16", "1.46", 502000, 420000, 482000,
+				"08a9233bfd6ad38ea32df5e6ff91035b650584b9",
+				"3ebd62bc56854767512dc5deec0a17795f2e671d",
+				"3b7c5f3938f202311bdca0bf7ed46bc0118af081");
+
+		public static final MavenObject JGIT = new MavenObject("JGit", "org/eclipse/jgit",
+				"org.eclipse.jgit", "0.12.1", 1318000, 1354000, 2993000,
+				"fd77699699b9651d2fc31c7ed63af98b14fc1975",
+				"c8b3d84922c7802cfe6a661e13a002641a78583d",
+				"5609aa3ce3ac3d52030befd27ddd2941f6c07570");
+
+		public static final MavenObject JGIT_HTTP = new MavenObject("JGit", "org/eclipse/jgit",
+				"org.eclipse.jgit.http.server", "0.12.1", 68000, 62000, 99000,
+				"384058ca906dffb8b8708c2db8849c9754359b28",
+				"7b026658ed8de2eccc2d11d647d43d7c84a56911",
+				"6c19e37b3caafd70c1b7b024ae1858c725181688");
+
+		public static final MavenObject JSCH = new MavenObject("JSch", "com/jcraft", "jsch",
+				"0.1.44-1", 214000, 211000, 413000, "2e9ae08de5a71bd0e0d3ba2558598181bfa71d4e",
+				"e528f593b19b04d500992606f58b87fcfded8883",
+				"d0ffadd0a4ab909d94a577b5aad43c13b617ddcb");
 
 		public final String name;
 		public final String group;
 		public final String artifact;
 		public final String version;
-		public final String sha1;
+		public final int approxLibraryLen;
+		public final int approxSourcesLen;
+		public final int approxJavadocLen;
+		public final String librarySHA1;
+		public final String sourcesSHA1;
+		public final String javadocSHA1;
 
-		private MavenObject(String name, String group, String artifact, String version, String sha1) {
+		private MavenObject(String name, String group, String artifact, String version,
+				int approxLibraryLen, int approxSourcesLen, int approxJavadocLen,
+				String librarySHA1, String sourcesSHA1, String javadocSHA1) {
 			this.name = name;
 			this.group = group;
 			this.artifact = artifact;
 			this.version = version;
-			this.sha1 = sha1;
+			this.approxLibraryLen = approxLibraryLen;
+			this.approxSourcesLen = approxSourcesLen;
+			this.approxJavadocLen = approxJavadocLen;
+			this.librarySHA1 = librarySHA1;
+			this.sourcesSHA1 = sourcesSHA1;
+			this.javadocSHA1 = javadocSHA1;
 		}
 
-		private String getRepositoryPath() {
-			return group + "/" + artifact + "/" + version + "/" + artifact + "-" + version + ".jar";
+		private String getRepositoryPath(String jar) {
+			return group + "/" + artifact + "/" + version + "/" + artifact + "-" + version + jar
+					+ ".jar";
 		}
 
-		private File getLocalFile(String basePath) {
-			return new File(basePath, artifact + "-" + version + ".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;
+		}
+
+		private int getApproximateLength(String jar) {
+			if (jar.equals("")) {
+				return approxLibraryLen;
+			} else if (jar.equals("-sources")) {
+				return approxSourcesLen;
+			} else if (jar.equals("-javadoc")) {
+				return approxJavadocLen;
+			}
+			return approxLibraryLen;
 		}
 
 		@Override

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