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Minor: extract common logic from KotlinClassFileIndex, KotlinJavaScriptMetaFileIndex

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This commit is contained in:
Michael Nedzelsky
2015-06-10 00:34:49 +03:00
parent 76e501c7ea
commit 12d7187394
1 changed files with 47 additions and 61 deletions
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idea/idea-analysis/src/org/jetbrains/kotlin/idea/vfilefinder/fileIndexes.kt
+47 -61
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@@ -29,86 +29,72 @@ import java.io.DataInput
import java.io.DataOutput
import java.util.Collections
private val KEY_DESCRIPTOR = object : KeyDescriptor<FqName> {
override fun save(output: DataOutput, value: FqName) = output.writeUTF(value.asString())
abstract class KotlinFileIndexBase<T>(private val classOfIndex: Class<T>) : ScalarIndexExtension<FqName>() {
public val KEY: ID<FqName, Void> = ID.create(classOfIndex.getCanonicalName())
override fun read(input: DataInput) = FqName(input.readUTF())
private val KEY_DESCRIPTOR = object : KeyDescriptor<FqName> {
override fun save(output: DataOutput, value: FqName) = output.writeUTF(value.asString())
override fun getHashCode(value: FqName) = value.asString().hashCode()
override fun read(input: DataInput) = FqName(input.readUTF())
override fun isEqual(val1: FqName?, val2: FqName?) = val1 == val2
}
override fun getHashCode(value: FqName) = value.asString().hashCode()
private fun indexer(log: Logger, f: (VirtualFile) -> FqName?) =
DataIndexer<FqName, Void, FileContent> {
try {
val fqName = f(it.getFile())
if (fqName != null) {
Collections.singletonMap<FqName, Void>(fqName, null)
}
else {
emptyMap()
}
}
catch (e: Throwable) {
log.warn("Error while indexing file " + it.getFileName(), e)
emptyMap()
}
override fun isEqual(val1: FqName?, val2: FqName?) = val1 == val2
}
public class KotlinClassFileIndex : ScalarIndexExtension<FqName>() {
private val LOG = Logger.getInstance(classOfIndex)
override fun getName() = KEY
override fun getIndexer() = INDEXER
override fun getKeyDescriptor() = KEY_DESCRIPTOR
override fun getInputFilter() = INPUT_FILTER
override fun dependsOnFileContent() = true
override fun getVersion() = VERSION
override fun getKeyDescriptor() = KEY_DESCRIPTOR
companion object {
public val KEY: ID<FqName, Void> = ID.create(javaClass<KotlinClassFileIndex>().getCanonicalName())
private val LOG = Logger.getInstance(javaClass<KotlinClassFileIndex>())
private val VERSION = 2
private val INPUT_FILTER = FileBasedIndex.InputFilter { file -> file.getFileType() == JavaClassFileType.INSTANCE }
private val INDEXER = indexer(LOG) { file ->
val kotlinClass = KotlinBinaryClassCache.getKotlinBinaryClass(file)
if (kotlinClass != null && kotlinClass.getClassHeader().isCompatibleAbiVersion) kotlinClass.getClassId().asSingleFqName() else null
}
}
protected fun indexer(f: (VirtualFile) -> FqName?): DataIndexer<FqName, Void, FileContent> =
DataIndexer<FqName, Void, FileContent> {
try {
val fqName = f(it.getFile())
if (fqName != null) {
Collections.singletonMap<FqName, Void>(fqName, null)
}
else {
emptyMap()
}
}
catch (e: Throwable) {
LOG.warn("Error while indexing file " + it.getFileName(), e)
emptyMap()
}
}
}
public class KotlinJavaScriptMetaFileIndex : ScalarIndexExtension<FqName>() {
override fun getName() = KEY
public object KotlinClassFileIndex : KotlinFileIndexBase<KotlinClassFileIndex>(javaClass<KotlinClassFileIndex>()) {
override fun getIndexer() = INDEXER
override fun getKeyDescriptor() = KEY_DESCRIPTOR
override fun getInputFilter() = INPUT_FILTER
override fun dependsOnFileContent() = true
override fun getInputFilter() = FileBasedIndex.InputFilter { file -> file.getFileType() == JavaClassFileType.INSTANCE }
override fun getVersion() = VERSION
companion object {
public val KEY: ID<FqName, Void> = ID.create(javaClass<KotlinJavaScriptMetaFileIndex>().getCanonicalName())
private val VERSION = 2
private val LOG = Logger.getInstance(javaClass<KotlinJavaScriptMetaFileIndex>())
private val VERSION = 1
private val INPUT_FILTER = FileBasedIndex.InputFilter { file -> file.getFileType() == KotlinJavaScriptMetaFileType }
private val INDEXER = indexer(LOG) { file ->
if (file.getFileType() == KotlinJavaScriptMetaFileType) JsMetaFileUtils.getClassFqName(file) else null
}
private val INDEXER = indexer() { file ->
val kotlinClass = KotlinBinaryClassCache.getKotlinBinaryClass(file)
if (kotlinClass != null && kotlinClass.getClassHeader().isCompatibleAbiVersion) kotlinClass.getClassId().asSingleFqName() else null
}
}
public object KotlinJavaScriptMetaFileIndex : KotlinFileIndexBase<KotlinJavaScriptMetaFileIndex>(javaClass<KotlinJavaScriptMetaFileIndex>()) {
override fun getIndexer() = INDEXER
override fun getInputFilter() = FileBasedIndex.InputFilter { file -> file.getFileType() == KotlinJavaScriptMetaFileType }
override fun getVersion() = VERSION
private val VERSION = 1
private val INDEXER = indexer() { file ->
if (file.getFileType() == KotlinJavaScriptMetaFileType) JsMetaFileUtils.getClassFqName(file) else null
}
}