[EGIT PATCH 13/31] Add getAllRemoteConfigs() to RemoteConfig

[Marek Zawirski <marek.zawirski@xxxxxxxxx>]

Introduce the method allowing us to parse all configured remotes.

Signed-off-by: Marek Zawirski <marek.zawirski@xxxxxxxxx>
---
 .../src/org/spearce/jgit/lib/RepositoryConfig.java |   21 ++++++++++++++++
 .../org/spearce/jgit/transport/RemoteConfig.java   |   26 ++++++++++++++++++++
 2 files changed, 47 insertions(+), 0 deletions(-)

diff --git a/org.spearce.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java b/org.spearce.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java
index 048940d..397c294 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java
@@ -53,9 +53,11 @@ import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import org.spearce.jgit.util.FS;
 
@@ -277,6 +279,25 @@ public class RepositoryConfig {
 			return baseConfig.getStringList(section, subsection, name);
 		return new String[0];
 	}
+	
+	/**
+	 * @param section
+	 *            section to search for.
+	 * @return set of all subsections of specified section within this
+	 *         configuration and its base configuration; may be empty if no
+	 *         subsection exists.
+	 */
+	public Set<String> getSubsections(final String section) {
+		final Set<String> result = new HashSet<String>();
+
+		for (final Entry e : entries) {
+			if (section.equals(e.base) && e.extendedBase != null)
+				result.add(e.extendedBase);
+		}
+		if (baseConfig != null)
+			result.addAll(baseConfig.getSubsections(section));
+		return result;
+	}
 
 	private String getRawString(final String section, final String subsection,
 			final String name) {
diff --git a/org.spearce.jgit/src/org/spearce/jgit/transport/RemoteConfig.java b/org.spearce.jgit/src/org/spearce/jgit/transport/RemoteConfig.java
index bb21511..cde5d43 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/transport/RemoteConfig.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/transport/RemoteConfig.java
@@ -73,6 +73,32 @@ public class RemoteConfig {
 
 	/** Default value for {@link #getReceivePack()} if not specified. */
 	public static final String DEFAULT_RECEIVE_PACK = "git-receive-pack";
+	
+	/**
+	 * Parse all remote blocks in an existing configuration file, looking for
+	 * remotes configuration.
+	 * 
+	 * @param rc
+	 *            the existing configuration to get the remote settings from.
+	 *            The configuration must already be loaded into memory.
+	 * @return all remotes configurations existing in provided repository
+	 *         configuration. Returned configurations are ordered
+	 *         lexicographically by names.
+	 * @throws URISyntaxException
+	 *             one of the URIs within the remote's configuration is invalid.
+	 */
+	public static List<RemoteConfig> getAllRemoteConfigs(
+			final RepositoryConfig rc) throws URISyntaxException {
+		final List<String> names = new ArrayList<String>(rc
+				.getSubsections(SECTION));
+		Collections.sort(names);
+
+		final List<RemoteConfig> result = new ArrayList<RemoteConfig>(names
+				.size());
+		for (final String name : names)
+			result.add(new RemoteConfig(rc, name));
+		return result;
+	}
 
 	private String name;
 
-- 
1.5.6.3

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