X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.application%2Fsrc%2Forg%2Fsimantics%2Fapplication%2Farguments%2FApplicationUtils.java;fp=bundles%2Forg.simantics.application%2Fsrc%2Forg%2Fsimantics%2Fapplication%2Farguments%2FApplicationUtils.java;h=43460fd420807dff33c5fa7f1a42c025b0a7bc33;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08
diff --git a/bundles/org.simantics.application/src/org/simantics/application/arguments/ApplicationUtils.java b/bundles/org.simantics.application/src/org/simantics/application/arguments/ApplicationUtils.java
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+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.application.arguments;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.Status;
+import org.simantics.application.internal.Activator;
+
+/**
+ * Simple utilities for IApplication implementation.
+ */
+public class ApplicationUtils {
+
+ /**
+ * Appends properties from the specified URL to system properties which are
+ * available through {@link System#getProperties()}.
+ *
+ * @param props a valid URL or null
for no operation.
+ */
+ public static void loadSystemProperties(URL props) {
+ if (props != null) {
+ InputStream in = null;
+ try {
+ in = props.openStream();
+ System.getProperties().load(in);
+ } catch (IOException e) {
+ Activator.getDefault().getLog().log(new Status(IStatus.WARNING, Activator.PLUGIN_ID, "Failed to load system properties: " + props, e));
+ } finally {
+ try {
+ if (in != null)
+ in.close();
+ } catch (IOException e) {
+ Activator.getDefault().getLog().log(new Status(IStatus.WARNING, Activator.PLUGIN_ID, "Failed to close system properties: " + props, e));
+ }
+ }
+ }
+ }
+
+ /**
+ * Decodes a dot ('.') -separated path into the path elements. The '\'
+ * character is used for escaping dots themselves.
+ *
+ *
Examples of the results:
+ *+ * String encoded with this method can be decoded with + * {@link #decodePath(String)}. + * + * @param namePath a path of names + * @return the path encoded into a single string + */ + public static String encodePath(String[] namePath) { + StringBuilder b = new StringBuilder(); + boolean first = true; + for (String s : namePath) { + if (!first) + b.append('.'); + first = false; + b.append(s.replace(".", "\\.")); + } + return b.toString(); + } + + /** + * Parse the arguments received by the application (available through + * {@link Platform#getApplicationArgs()}) for instances of the specified + * arguments. Found matches are contained in the resulting IArguments + * instance. + * + * @param accepted the arguments that should be parsed + * @return the argument matches that were found + */ + public static IArguments parseApplicationArguments(IArgumentFactory>... accepted) { + return Arguments.parse(Platform.getApplicationArgs(), accepted); + } + +// public static void main(String[] args) { +// System.out.println(Arrays.toString(decodePath("abc"))); +// System.out.println(Arrays.toString(decodePath("abc.def.efg"))); +// System.out.println(Arrays.toString(decodePath("abc\\..def\\..ghi.jkl"))); +// System.out.println(Arrays.toString(decodePath("abc\\..def\\..ghi.jkl\\."))); +// System.out.println(Arrays.toString(decodePath("abc\\..def\\..ghi.jkl\\.."))); +// System.out.println(Arrays.toString(decodePath("abc\\..def.ghi\\.jkl"))); +// System.out.println(Arrays.toString(decodePath("abc\\..def.ghi\\.jkl."))); +// System.out.println(Arrays.toString(decodePath("abc\\..def.ghi\\.jkl\\.."))); +// } + +}