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| package org.qedeq.kernel.bo.load; |
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| import java.io.File; |
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| import java.io.IOException; |
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| import java.io.UnsupportedEncodingException; |
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| import java.net.MalformedURLException; |
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| import java.net.URL; |
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| import java.net.URLEncoder; |
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| |
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| import org.qedeq.kernel.base.module.LocationList; |
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| import org.qedeq.kernel.base.module.Specification; |
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| import org.qedeq.kernel.bo.module.ModuleAddress; |
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| import org.qedeq.kernel.bo.module.ModuleContext; |
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| import org.qedeq.kernel.bo.module.QedeqBo; |
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| import org.qedeq.kernel.trace.Trace; |
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| import org.qedeq.kernel.utility.IoUtility; |
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| import org.qedeq.kernel.utility.ReplaceUtility; |
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| public class DefaultModuleAddress implements ModuleAddress { |
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| private final String address; |
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| private final URL url; |
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| private final String header; |
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| private final String path; |
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| private final String fileName; |
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| private final boolean relativeAddress; |
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| private final String name; |
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| public DefaultModuleAddress(final URL u, final DefaultModuleAddress parent)
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| throws IOException { |
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| |
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| this(u.toExternalForm(), parent);
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| } |
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| public DefaultModuleAddress(final URL u) throws IOException {
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| this(u.toExternalForm(), (DefaultModuleAddress) null);
|
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| } |
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| public DefaultModuleAddress(final File file)
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| throws IOException { |
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| this(IoUtility.toUrl(file), (DefaultModuleAddress) null);
|
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| } |
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| public DefaultModuleAddress(final String address)
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| throws IOException { |
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| this(address, (DefaultModuleAddress) null);
|
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| } |
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| public DefaultModuleAddress(final String address, final DefaultModuleAddress parent)
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| throws IOException { |
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| final String method = "ModuleAddress(String, ModuleAddress)";
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| if (address == null) {
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| throw new NullPointerException();
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| } |
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| URL urmel;
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| try {
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| if (parent != null) {
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| urmel = new URL(parent.url, address);
|
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| } else { |
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| urmel = new URL(address);
|
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| } |
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| } catch (MalformedURLException e) { |
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| Trace.trace(this, method, "address=" + address);
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| Trace.trace(this, method, "parent=" + parent);
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| Trace.trace(this, method, e);
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| try {
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| final String newAddress = "file:" + address;
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| if (parent != null) {
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| urmel = new URL(parent.url, newAddress);
|
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| } else { |
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| urmel = new URL(newAddress);
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| } |
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| } catch (MalformedURLException ex) { |
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| throw e;
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| } |
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| } |
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| Trace.trace(this, method, "protocol=" + urmel.getProtocol());
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| url = urmel;
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| this.address = urmel.toExternalForm();
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| Trace.trace(this, method, "address=" + this.address);
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| final String p = urmel.getFile();
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| final int position = p.lastIndexOf("/");
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| if (position >= 0 && position + 1 < p.length()) {
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| this.path = p.substring(0, position) + "/";
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| this.fileName = p.substring(position + 1);
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| } else { |
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| this.path = "";
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| this.fileName = p;
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| } |
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| Trace.trace(this, method, "path=" + this.path);
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| Trace.trace(this, method, "fileName=" + this.fileName);
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| this.relativeAddress = !this.path.startsWith("/");
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| if (!this.fileName.endsWith(".xml")) {
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| throw new IOException("file name doesn't end with \".xml\": "
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| + this.fileName); |
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| } |
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| final int positionBefore = this.fileName.lastIndexOf(".");
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| final String mname = this.fileName.substring(0, positionBefore);
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| this.name = mname;
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| final int positionPath
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| = this.address.lastIndexOf(this.path + this.fileName); |
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| if (positionPath < 0) {
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| throw new IllegalArgumentException(
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| "couldn't determine begin of file path: " |
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| + this.address); |
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| } |
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| this.header = this.address.substring(0, positionPath);
|
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| } |
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| public final String getAddress() {
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| return address;
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| } |
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| public final ModuleContext createModuleContext() {
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| return new ModuleContext(getAddress());
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| } |
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| public final String getHeader() {
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| return header;
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| } |
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| public final String getPath() {
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| return path;
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| } |
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| public final String getFileName() {
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| return fileName;
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| } |
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| public final String getName() {
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| return this.name;
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| } |
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| public final URL getURL() {
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| return this.url;
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| } |
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| public final boolean isRelativeAddress() {
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| return this.relativeAddress;
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| } |
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| public final boolean isFileAddress() {
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| return getAddress().indexOf("file:") == 0;
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| } |
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| public final String localizeInFileSystem(final String url) {
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| final String encoded;
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| try {
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| encoded = URLEncoder.encode(url, "UTF-8");
|
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| } catch (UnsupportedEncodingException e) { |
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| Trace.trace(DefaultModuleAddress.class, "localizeInFileSystem(String)", e);
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| throw new RuntimeException(e);
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| } |
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| StringBuffer adr = new StringBuffer(encoded);
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| ReplaceUtility.replace(adr, "://", "/");
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| ReplaceUtility.replace(adr, ":/", "/");
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| ReplaceUtility.replace(adr, ":", "$");
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| ReplaceUtility.replace(adr, "|", "$$");
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| return adr.toString();
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| } |
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| public final String createRelativeAddress(
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| final ModuleAddress reference) { |
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| return createRelativeAddress(getAddress(),
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| reference.getAddress()); |
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| } |
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| |
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| public final String toString() {
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| return this.address;
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| } |
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| |
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| public final int hashCode() {
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| return this.address.hashCode();
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| } |
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| |
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| public final boolean equals(final Object object) {
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| if (object == null || !(object instanceof DefaultModuleAddress)) {
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| return false;
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| } |
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| return address.equals(((DefaultModuleAddress) object).address);
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| } |
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| public static final String getModuleFileName(final Specification spec) {
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| return spec.getName() + ".xml";
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| } |
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| public static final ModuleAddress[] getModulePaths(final QedeqBo module,
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| final Specification spec) throws IOException { |
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| |
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| final String fileNameEnd = getModuleFileName(spec);
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| final LocationList locations = spec.getLocationList();
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| final ModuleAddress[] result
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| = new ModuleAddress[locations.size()]; |
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| for (int i = 0; i < locations.size(); i++) {
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| String fileName
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| = locations.get(i).getLocation(); |
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| if (fileName.equals(".")) {
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| fileName = "";
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| } else if (!fileName.endsWith("/")) {
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| fileName += "/";
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| } |
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| fileName += fileNameEnd;
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0
| result[i] = new DefaultModuleAddress(fileName,
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| (DefaultModuleAddress) module.getModuleAddress()); |
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| } |
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| return result;
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| } |
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0
| public static final String createRelativeAddress(final String origin,
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| final String next) { |
378 |
0
| if (origin.equals(next)) {
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| return "";
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| } |
381 |
0
| try {
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| final URL urlOrgin = new URL(origin);
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| final URL urlNext = new URL(next);
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| |
385 |
0
| if (urlOrgin.getProtocol().equals(urlNext.getProtocol())
|
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| && urlOrgin.getHost().equals(urlNext.getHost()) |
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| && urlOrgin.getPort() == urlNext.getPort()) { |
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0
| final String org = urlOrgin.getFile();
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| final String nex = urlNext.getFile();
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| int i = -1;
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| int j = 0;
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392 |
0
| while (0 <= (i = org.indexOf("/", j))) {
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| if (i >= 0 && nex.length() > i
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| && org.substring(j, i).equals( |
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| nex.substring(j, i))) { |
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| j = i + 1;
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| } else { |
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| break;
|
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| } |
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| } |
401 |
0
| if (j > 0) {
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| i = j;
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| StringBuffer result = new StringBuffer(nex.length());
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| while (0 <= (i = org.indexOf("/", i))) {
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| i++;
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| result.append("../");
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| } |
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| result.append(nex.substring(j));
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| return result.toString();
|
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| } else { |
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| return "/" + nex;
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| } |
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| } else { |
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| return urlNext.toString();
|
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| } |
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| } catch (MalformedURLException e) { |
417 |
0
| return next;
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| } |
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| |
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| } |
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| |
429 |
0
| public static final String newEnding(final String address,
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| final String newEnding) { |
431 |
0
| if (address.length() == 0) {
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| return "";
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| } |
434 |
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| final int i = address.lastIndexOf(".");
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435 |
0
| if (i > 0) {
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| return address.substring(0, i + 1) + newEnding;
|
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| } else { |
438 |
0
| return address + "." + newEnding;
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| } |
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| } |
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| |
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| } |
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| |