Example usage for org.eclipse.jdt.internal.core JarEntryDirectory getChildren

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core JarEntryDirectory getChildren.

Prototype

@Override
    public IJarEntryResource[] getChildren() 

Source Link

Usage

From source file:org.eclipse.che.plugin.java.server.JavaNavigation.java

License:Open Source License

private Object[] findJarDirectoryChildren(JarEntryDirectory directory, String path) {
    String directoryPath = directory.getFullPath().toOSString();
    if (directoryPath.equals(path)) {
        return directory.getChildren();
    }//from   w  w  w .j av  a 2s . co m
    if (path.startsWith(directoryPath)) {
        for (IJarEntryResource resource : directory.getChildren()) {
            String childrenPath = resource.getFullPath().toOSString();
            if (childrenPath.equals(path)) {
                return resource.getChildren();
            }
            if (path.startsWith(childrenPath) && resource instanceof JarEntryDirectory) {
                findJarDirectoryChildren((JarEntryDirectory) resource, path);
            }
        }
    }
    return null;
}

---

From source file:org.eclipse.che.plugin.java.server.JavaNavigation.java

License:Open Source License

private JarEntryFile findJarFile(JarEntryDirectory directory, String path) {
    for (IJarEntryResource children : directory.getChildren()) {
        if (children.isFile() && children.getFullPath().toOSString().equals(path)) {
            return (JarEntryFile) children;
        }/* www  .j a  v a  2s . c  om*/
        if (!children.isFile()) {
            JarEntryFile file = findJarFile((JarEntryDirectory) children, path);
            if (file != null) {
                return file;
            }
        }
    }
    return null;
}

---

From source file:org.springframework.ide.eclipse.beans.ui.properties.NonJavaResourceContentProvider.java

License:Open Source License

private Object[] getResources(JarEntryDirectory element) {
    return element.getChildren();
}

---

From source file:org.springframework.ide.eclipse.internal.uaa.monitor.LibraryUsageMonitor.java

License:Open Source License

@SuppressWarnings("deprecation")
private ProductMatch readPackageFragmentRoot(IJavaProject source, IPackageFragmentRoot entry)
        throws JavaModelException {
    // Quick assertion that we only check JARs that exist
    if (!entry.exists() || !entry.isArchive()) {
        return null;
    }// w w  w  .  j a va 2  s  .co  m

    // Check for previous matches or misses
    if (matches.containsKey(entry.getElementName())) {
        ProductMatch match = matches.get(entry.getElementName());
        return match;
    } else if (noMatches.contains(entry.getElementName())) {
        return null;
    }

    String groupId = null;
    String artifactId = null;
    String version = null;
    ProductInfo productInfo = null;

    JarEntryDirectory metaInfDirectory = getJarEntryDirectory(entry);

    // Step 1: Check META-INF/maven
    if (metaInfDirectory != null) {
        for (IJarEntryResource jarEntryResource : metaInfDirectory.getChildren()) {
            if ("maven".equals(jarEntryResource.getName())) {
                Product product = readMaven(jarEntryResource, entry);
                if (product != null) {
                    groupId = product.getGroupId();
                    artifactId = product.getArtifactId();
                    version = product.getVersion();
                    break;
                }
            }
        }
    }

    // Step 2: Check path if it follows the Maven convention of groupId/artifactId/version
    if (artifactId == null || groupId == null) {
        IPath jarPath = entry.getPath();

        IPath m2RepoPath = JavaCore.getClasspathVariable(M2_REPO);
        if (m2RepoPath == null) {
            m2RepoPath = ResourcesPlugin.getWorkspace().getPathVariableManager().getValue(M2_REPO);
        }
        if (m2RepoPath != null && m2RepoPath.isPrefixOf(jarPath)) {
            jarPath = jarPath.removeFirstSegments(m2RepoPath.segmentCount());
            int segments = jarPath.segmentCount();
            for (int i = 0; i < segments - 1; i++) {
                if (i == 0) {
                    groupId = jarPath.segment(i);
                } else if (i > 0 && i < segments - 3) {
                    groupId += "." + jarPath.segment(i);
                } else if (i == segments - 3) {
                    artifactId = jarPath.segment(i);
                } else if (i == segments - 2) {
                    version = jarPath.segment(i);
                }
            }
        }
    }

    // Step 3: Check for typeName match
    if (artifactId == null || groupId == null) {
        for (ProductInfo info : getProducts()) {
            String typeName = info.getTypeName();
            String packageName = "";
            if (typeName != null) {
                int i = typeName.lastIndexOf('.');
                if (i > 0) {
                    packageName = typeName.substring(0, i);
                    typeName = typeName.substring(i + 1);
                }
                IPackageFragment packageFragment = entry.getPackageFragment(packageName);
                if (packageFragment.exists()) {
                    if (packageFragment.getClassFile(typeName + ClassUtils.CLASS_FILE_SUFFIX).exists()) {
                        artifactId = info.getArtifactId();
                        groupId = info.getGroupId();
                        productInfo = info;
                        break;
                    }
                }
            }
        }
    }

    // Step 4: Obtain version from MANIFEST.MF
    if (groupId != null && artifactId != null && metaInfDirectory != null && version == null) {
        for (IJarEntryResource jarEntryResource : metaInfDirectory.getChildren()) {
            if (MANIFEST_FILE_NAME.equals(jarEntryResource.getName())) {
                version = readManifest(jarEntryResource, entry);
            }
        }
    }

    // Step 5: Obtain version from file name
    if (groupId != null && artifactId != null && version == null && entry.getPath() != null) {
        String fileName = entry.getPath().lastSegment();

        // Use regular expression to match any version number
        Matcher matcher = VERSION_PATTERN.matcher(fileName);
        if (matcher.matches()) {
            StringBuilder builder = new StringBuilder();
            for (int i = 1; i <= matcher.groupCount(); i++) {
                builder.append(matcher.group(i));
            }
            version = builder.toString();
        }
    }

    // Step 6: Construct the ProductMatch
    ProductMatch productMatch = null;
    if (productInfo == null) {
        for (ProductInfo info : getProducts()) {
            if (info.getArtifactId().equals(artifactId) && info.getGroupId().equals(groupId)) {
                productInfo = info;
                productMatch = new ProductMatch(info, version);
                break;
            }
        }
    } else {
        productMatch = new ProductMatch(productInfo, version);
    }

    // Step 7: Store ProductMatch for faster access in subsequent runs
    if (productMatch != null) {
        matches.put(entry.getElementName(), productMatch);
        return productMatch;
    } else {
        noMatches.add(entry.getElementName());
        return null;
    }
}

---