Java example source code file (Deprecation.java)

This example Java source code file (Deprecation.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

deprecated, deprecation, deprecation2, deprecation3, deprecation4, deprecation5, deprecation6, inner, object, suppresswarnings

The Deprecation.java Java example source code

/**
 * @test  /nodynamiccopyright/
 * @bug 4986256
 * @compile/ref=Deprecation.noLint.out                             -XDrawDiagnostics Deprecation.java
 * @compile/ref=Deprecation.lintDeprecation.out -Xlint:deprecation -XDrawDiagnostics Deprecation.java
 * @compile/ref=Deprecation.lintAll.out         -Xlint:all,-path   -XDrawDiagnostics Deprecation.java
 */

@Deprecated
class Deprecation
{
}

// control: this class should generate warnings
class Deprecation2
{
    void m() {
        Object d = new Deprecation();
    }
}

// tests: the warnings that would otherwise be generated should all be suppressed
@SuppressWarnings("deprecation")
class Deprecation3
{
    void m() {
        Object d = new Deprecation();
    }
}

class Deprecation4
{
    @SuppressWarnings("deprecation")
    void m() {
        Object d = new Deprecation();
    }
}

class Deprecation5
{
    void m() {
        @SuppressWarnings("deprecation")
            class Inner {
                void m() {
                    Object d = new Deprecation();
                }
            }
    }
}

// this class should produce warnings because @SuppressWarnings should not be inherited
class Deprecation6 extends Deprecation3
{
    void m() {
        Object d = new Deprecation();
    }
}