@ -46,6 +46,7 @@ import java.io.File;
import java.io.IOException ;
import java.io.IOException ;
import java.text.MessageFormat ;
import java.text.MessageFormat ;
import org.eclipse.jgit.dircache.DirCache ;
import org.eclipse.jgit.dircache.DirCacheIterator ;
import org.eclipse.jgit.dircache.DirCacheIterator ;
import org.eclipse.jgit.errors.ConfigInvalidException ;
import org.eclipse.jgit.errors.ConfigInvalidException ;
import org.eclipse.jgit.errors.CorruptObjectException ;
import org.eclipse.jgit.errors.CorruptObjectException ;
@ -54,6 +55,8 @@ import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.errors.RepositoryNotFoundException ;
import org.eclipse.jgit.errors.RepositoryNotFoundException ;
import org.eclipse.jgit.internal.JGitText ;
import org.eclipse.jgit.internal.JGitText ;
import org.eclipse.jgit.lib.AnyObjectId ;
import org.eclipse.jgit.lib.AnyObjectId ;
import org.eclipse.jgit.lib.BlobBasedConfig ;
import org.eclipse.jgit.lib.Config ;
import org.eclipse.jgit.lib.ConfigConstants ;
import org.eclipse.jgit.lib.ConfigConstants ;
import org.eclipse.jgit.lib.Constants ;
import org.eclipse.jgit.lib.Constants ;
import org.eclipse.jgit.lib.FileMode ;
import org.eclipse.jgit.lib.FileMode ;
@ -64,6 +67,7 @@ import org.eclipse.jgit.lib.RepositoryBuilder;
import org.eclipse.jgit.lib.StoredConfig ;
import org.eclipse.jgit.lib.StoredConfig ;
import org.eclipse.jgit.storage.file.FileBasedConfig ;
import org.eclipse.jgit.storage.file.FileBasedConfig ;
import org.eclipse.jgit.treewalk.AbstractTreeIterator ;
import org.eclipse.jgit.treewalk.AbstractTreeIterator ;
import org.eclipse.jgit.treewalk.CanonicalTreeParser ;
import org.eclipse.jgit.treewalk.TreeWalk ;
import org.eclipse.jgit.treewalk.TreeWalk ;
import org.eclipse.jgit.treewalk.filter.PathFilter ;
import org.eclipse.jgit.treewalk.filter.PathFilter ;
import org.eclipse.jgit.treewalk.filter.TreeFilter ;
import org.eclipse.jgit.treewalk.filter.TreeFilter ;
@ -78,6 +82,8 @@ public class SubmoduleWalk {
* Create a generator to walk over the submodule entries currently in the
* Create a generator to walk over the submodule entries currently in the
* index
* index
*
*
* The { @code . gitmodules } file is read from the index .
*
* @param repository
* @param repository
* @return generator over submodule index entries
* @return generator over submodule index entries
* @throws IOException
* @throws IOException
@ -85,7 +91,15 @@ public class SubmoduleWalk {
public static SubmoduleWalk forIndex ( Repository repository )
public static SubmoduleWalk forIndex ( Repository repository )
throws IOException {
throws IOException {
SubmoduleWalk generator = new SubmoduleWalk ( repository ) ;
SubmoduleWalk generator = new SubmoduleWalk ( repository ) ;
generator . setTree ( new DirCacheIterator ( repository . readDirCache ( ) ) ) ;
try {
DirCache index = repository . readDirCache ( ) ;
generator . setTree ( new DirCacheIterator ( index ) ) ;
generator . setRootTree ( new DirCacheIterator ( index ) ) ;
generator . useWorkingTree = true ;
} catch ( IOException e ) {
generator . release ( ) ;
throw e ;
}
return generator ;
return generator ;
}
}
@ -95,6 +109,8 @@ public class SubmoduleWalk {
*
*
* @param repository
* @param repository
* @param treeId
* @param treeId
* the root of a tree containing both a submodule at the given path
* and . gitmodules at the root .
* @param path
* @param path
* @return generator at given path , null if no submodule at given path
* @return generator at given path , null if no submodule at given path
* @throws IOException
* @throws IOException
@ -106,6 +122,7 @@ public class SubmoduleWalk {
generator . setTree ( treeId ) ;
generator . setTree ( treeId ) ;
PathFilter filter = PathFilter . create ( path ) ;
PathFilter filter = PathFilter . create ( path ) ;
generator . setFilter ( filter ) ;
generator . setFilter ( filter ) ;
generator . setRootTree ( treeId ) ;
while ( generator . next ( ) )
while ( generator . next ( ) )
if ( filter . isDone ( generator . walk ) )
if ( filter . isDone ( generator . walk ) )
return generator ;
return generator ;
@ -123,6 +140,8 @@ public class SubmoduleWalk {
*
*
* @param repository
* @param repository
* @param iterator
* @param iterator
* the root of a tree containing both a submodule at the given path
* and . gitmodules at the root .
* @param path
* @param path
* @return generator at given path , null if no submodule at given path
* @return generator at given path , null if no submodule at given path
* @throws IOException
* @throws IOException
@ -134,6 +153,7 @@ public class SubmoduleWalk {
generator . setTree ( iterator ) ;
generator . setTree ( iterator ) ;
PathFilter filter = PathFilter . create ( path ) ;
PathFilter filter = PathFilter . create ( path ) ;
generator . setFilter ( filter ) ;
generator . setFilter ( filter ) ;
generator . setRootTree ( iterator ) ;
while ( generator . next ( ) )
while ( generator . next ( ) )
if ( filter . isDone ( generator . walk ) )
if ( filter . isDone ( generator . walk ) )
return generator ;
return generator ;
@ -278,10 +298,14 @@ public class SubmoduleWalk {
private StoredConfig repoConfig ;
private StoredConfig repoConfig ;
private FileBasedConfig modulesConfig ;
private AbstractTreeIterator rootTree ;
private Config modulesConfig ;
private String path ;
private String path ;
private boolean useWorkingTree ;
/ * *
/ * *
* Create submodule generator
* Create submodule generator
*
*
@ -295,8 +319,113 @@ public class SubmoduleWalk {
walk . setRecursive ( true ) ;
walk . setRecursive ( true ) ;
}
}
private void loadModulesConfig ( ) throws IOException , ConfigInvalidException {
/ * *
if ( modulesConfig = = null ) {
* Set the config used by this walk .
*
* This method need only be called if constructing a walk manually instead of
* with one of the static factory methods above .
*
* @param config
* . gitmodules config object
* @return this generator
* /
public SubmoduleWalk setModulesConfig ( final Config config ) {
modulesConfig = config ;
return this ;
}
/ * *
* Set the tree used by this walk for finding { @code . gitmodules } .
* < p >
* The root tree is not read until the first submodule is encountered by the
* walk .
* < p >
* This method need only be called if constructing a walk manually instead of
* with one of the static factory methods above .
*
* @param tree
* tree containing . gitmodules
* @return this generator
* /
public SubmoduleWalk setRootTree ( final AbstractTreeIterator tree ) {
rootTree = tree ;
modulesConfig = null ;
return this ;
}
/ * *
* Set the tree used by this walk for finding { @code . gitmodules } .
* < p >
* The root tree is not read until the first submodule is encountered by the
* walk .
* < p >
* This method need only be called if constructing a walk manually instead of
* with one of the static factory methods above .
*
* @param id
* ID of a tree containing . gitmodules
* @return this generator
* @throws IOException
* /
public SubmoduleWalk setRootTree ( final AnyObjectId id ) throws IOException {
final CanonicalTreeParser p = new CanonicalTreeParser ( ) ;
p . reset ( walk . getObjectReader ( ) , id ) ;
rootTree = p ;
modulesConfig = null ;
return this ;
}
/ * *
* Load the config for this walk from { @code . gitmodules } .
* < p >
* Uses the root tree if { @link # setRootTree ( AbstractTreeIterator ) } was
* previously called , otherwise uses the working tree .
* < p >
* If no submodule config is found , loads an empty config .
*
* @return this generator
* @throws IOException if an error occurred , or if the repository is bare
* @throws ConfigInvalidException
* /
public SubmoduleWalk loadModulesConfig ( ) throws IOException , ConfigInvalidException {
if ( rootTree ! = null ) {
TreeWalk configWalk = new TreeWalk ( repository ) ;
try {
configWalk . addTree ( rootTree ) ;
// The root tree may be part of the submodule walk, so we need to revert
// it after this walk.
int idx ;
for ( idx = 0 ; ! rootTree . first ( ) ; idx + + ) {
rootTree . back ( 1 ) ;
}
try {
configWalk . setRecursive ( false ) ;
PathFilter filter = PathFilter . create ( Constants . DOT_GIT_MODULES ) ;
configWalk . setFilter ( filter ) ;
while ( configWalk . next ( ) ) {
if ( filter . isDone ( configWalk ) ) {
modulesConfig = new BlobBasedConfig ( null , repository ,
configWalk . getObjectId ( 0 ) ) ;
return this ;
}
}
if ( ! useWorkingTree ) {
modulesConfig = new Config ( ) ;
return this ;
}
} finally {
if ( idx > 0 )
rootTree . next ( idx ) ;
}
} finally {
configWalk . release ( ) ;
}
}
if ( repository . isBare ( ) ) {
modulesConfig = new Config ( ) ;
} else {
File modulesFile = new File ( repository . getWorkTree ( ) ,
File modulesFile = new File ( repository . getWorkTree ( ) ,
Constants . DOT_GIT_MODULES ) ;
Constants . DOT_GIT_MODULES ) ;
FileBasedConfig config = new FileBasedConfig ( modulesFile ,
FileBasedConfig config = new FileBasedConfig ( modulesFile ,
@ -304,6 +433,12 @@ public class SubmoduleWalk {
config . load ( ) ;
config . load ( ) ;
modulesConfig = config ;
modulesConfig = config ;
}
}
return this ;
}
private void lazyLoadModulesConfig ( ) throws IOException , ConfigInvalidException {
if ( modulesConfig = = null )
loadModulesConfig ( ) ;
}
}
/ * *
/ * *
@ -412,7 +547,7 @@ public class SubmoduleWalk {
* @throws IOException
* @throws IOException
* /
* /
public String getModulesPath ( ) throws IOException , ConfigInvalidException {
public String getModulesPath ( ) throws IOException , ConfigInvalidException {
loadModulesConfig ( ) ;
lazyL oadModulesConfig ( ) ;
return modulesConfig . getString (
return modulesConfig . getString (
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_KEY_PATH ) ;
ConfigConstants . CONFIG_KEY_PATH ) ;
@ -440,7 +575,7 @@ public class SubmoduleWalk {
* @throws IOException
* @throws IOException
* /
* /
public String getModulesUrl ( ) throws IOException , ConfigInvalidException {
public String getModulesUrl ( ) throws IOException , ConfigInvalidException {
loadModulesConfig ( ) ;
lazyL oadModulesConfig ( ) ;
return modulesConfig . getString (
return modulesConfig . getString (
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_KEY_URL ) ;
ConfigConstants . CONFIG_KEY_URL ) ;
@ -468,7 +603,7 @@ public class SubmoduleWalk {
* @throws IOException
* @throws IOException
* /
* /
public String getModulesUpdate ( ) throws IOException , ConfigInvalidException {
public String getModulesUpdate ( ) throws IOException , ConfigInvalidException {
loadModulesConfig ( ) ;
lazyL oadModulesConfig ( ) ;
return modulesConfig . getString (
return modulesConfig . getString (
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_SUBMODULE_SECTION , path ,
ConfigConstants . CONFIG_KEY_UPDATE ) ;
ConfigConstants . CONFIG_KEY_UPDATE ) ;