コード例 #1
0
  JarLoader(
      URL url,
      @SuppressWarnings("unused") boolean canLockJar,
      int index,
      boolean preloadJarContents)
      throws IOException {
    super(new URL("jar", "", -1, url + "!/"), index);

    myCanonicalFile = new File(FileUtil.unquote(url.getFile())).getCanonicalFile();
    myCanLockJar = canLockJar;

    ZipFile zipFile =
        getZipFile(); // IOException from opening is propagated to caller if zip file isn't valid,
    try {
      myAttributes = getAttributes(zipFile);
      if (preloadJarContents) {
        JarMemoryLoader loader = JarMemoryLoader.load(zipFile, getBaseURL(), myAttributes);
        if (loader != null) {
          myMemoryLoader = new SoftReference<JarMemoryLoader>(loader);
        }
      }
    } finally {
      releaseZipFile(zipFile);
    }
  }
コード例 #2
0
  @Override
  @Nullable
  Resource getResource(String name, boolean flag) {
    JarMemoryLoader loader = myMemoryLoader != null ? myMemoryLoader.get() : null;
    if (loader != null) {
      Resource resource = loader.getResource(name);
      if (resource != null) return resource;
    }

    try {
      ZipFile zipFile = getZipFile();
      try {
        ZipEntry entry = zipFile.getEntry(name);
        if (entry != null) {
          return MemoryResource.load(getBaseURL(), zipFile, entry, myAttributes);
        }
      } finally {
        releaseZipFile(zipFile);
      }
    } catch (Exception e) {
      error("file: " + myCanonicalFile, e);
    }

    return null;
  }
コード例 #3
0
ファイル: JarLoader.java プロジェクト: ngoanhtan/consulo
  @Override
  void buildCache(final ClasspathCache cache) throws IOException {
    ZipFile zipFile = null;
    try {
      zipFile = acquireZipFile();
      if (zipFile == null) return;
      final Enumeration<? extends ZipEntry> entries = zipFile.entries();

      while (entries.hasMoreElements()) {
        ZipEntry zipEntry = entries.nextElement();
        String name = zipEntry.getName();
        cache.addResourceEntry(name, this);
        cache.addNameEntry(name, this);
      }
    } finally {
      releaseZipFile(zipFile);
    }
  }
コード例 #4
0
 @NotNull
 @Override
 public ClasspathCache.LoaderData buildData() throws IOException {
   ZipFile zipFile = getZipFile();
   try {
     ClasspathCache.LoaderData loaderData = new ClasspathCache.LoaderData();
     Enumeration<? extends ZipEntry> entries = zipFile.entries();
     while (entries.hasMoreElements()) {
       ZipEntry entry = entries.nextElement();
       String name = entry.getName();
       loaderData.addResourceEntry(name);
       loaderData.addNameEntry(name);
     }
     return loaderData;
   } finally {
     releaseZipFile(zipFile);
   }
 }
コード例 #5
0
ファイル: JarLoader.java プロジェクト: ngoanhtan/consulo
  @Override
  @Nullable
  Resource getResource(String name, boolean flag) {
    final long started = myDebugTime ? System.nanoTime() : 0;
    if (myMemoryLoader != null) {
      JarMemoryLoader loader = myMemoryLoader.get();
      if (loader != null) {
        Resource resource = loader.getResource(name);
        if (resource != null) return resource;
      }
    }
    ZipFile file = null;
    try {
      file = acquireZipFile();
      if (file == null) return null;
      ZipEntry entry = file.getEntry(name);
      if (entry != null) {
        ++hits;
        if (hits % 1000 == 0 && ClasspathCache.doDebug) {
          ClasspathCache.LOG.debug("Exists jar loader: misses:" + misses + ", hits:" + hits);
        }
        return new MyResource(entry, new URL(getBaseURL(), name));
      }

      if (misses % 1000 == 0 && ClasspathCache.doDebug) {
        ClasspathCache.LOG.debug("Missed " + name + " from jar:" + myURL);
      }
      ++misses;
    } catch (Exception e) {
      return null;
    } finally {
      try {
        releaseZipFile(file);
      } catch (IOException ignored) {
      }
      final long doneFor = myDebugTime ? System.nanoTime() - started : 0;
      if (doneFor > NS_THRESHOLD) {
        ClasspathCache.LOG.debug(doneFor / 1000000 + " ms for jar loader get resource:" + name);
      }
    }

    return null;
  }
コード例 #6
0
ファイル: JarLoader.java プロジェクト: ngoanhtan/consulo
  void preLoadClasses() {
    ZipFile zipFile = null;
    try {
      zipFile = acquireZipFile();
      if (zipFile == null) return;
      try {
        File file = new File(zipFile.getName());
        myMemoryLoader =
            new SoftReference<JarMemoryLoader>(JarMemoryLoader.load(file, getBaseURL()));
      } catch (Exception e) {
        LOG.error(e);
      }
    } catch (Exception e) {
      // it happens :) eg tools.jar under MacOS
    } finally {
      try {
        releaseZipFile(zipFile);
      } catch (IOException ignore) {

      }
    }
  }