org.netbeans.api.java.queries

Class SourceLevelQuery

java.lang.Object

org.netbeans.api.java.queries.SourceLevelQuery

public class SourceLevelQuery
extends Object

Returns source level of the given Java source file if it is known.

Since:

org.netbeans.api.java/1 1.5

See Also:

SourceLevelQueryImplementation2

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SourceLevelQuery.Profile The JRE profiles defined by Java 8.
static class	SourceLevelQuery.Result Result of finding source level, encapsulating the answer as well as the ability to listen to it.

Field Summary

Fields

Modifier and Type	Field and Description
static SpecificationVersion	MINIMAL_SOURCE_LEVEL The minimal supported source level.

Method Summary

Modifier and Type	Method and Description
static String	getSourceLevel(FileObject javaFile) Returns source level of the given Java file, Java package or source folder.
static SourceLevelQuery.Result	getSourceLevel2(FileObject javaFile) Returns a source level of the given Java file, Java package or source folder.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MINIMAL_SOURCE_LEVEL

public static final SpecificationVersion MINIMAL_SOURCE_LEVEL

The minimal supported source level.

Since:

1.60

Method Detail

getSourceLevel

public static String getSourceLevel(FileObject javaFile)

Returns source level of the given Java file, Java package or source folder. For acceptable return values see the documentation of -source command line switch of javac compiler .

Parameters:

javaFile - Java source file, Java package or source folder in question

Returns:

source level of the Java file, e.g. "1.3", "1.4" or "1.5", or null if it is not known. Even it is allowed for a SPI implementation to return a source level synonym e.g. "5" for "1.5" the returned value is always normalized.

getSourceLevel2

@NonNull
public static SourceLevelQuery.Result getSourceLevel2(@NonNull
                                                               FileObject javaFile)

Returns a source level of the given Java file, Java package or source folder. For acceptable return values see the documentation of -source command line switch of javac compiler .

Parameters:

javaFile - Java source file, Java package or source folder in question

Returns:

a SourceLevelQuery.Result object encapsulating the source level of the Java file. Results created for source levels provided by the SourceLevelQueryImplementation do not support listening. Use SourceLevelQuery.Result.supportsChanges() to check if the result supports listening.

Since:

1.30