51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
57 * THE POSSIBILITY OF SUCH DAMAGE.
58 */
59 package jdk.internal.org.objectweb.asm.signature;
60
61 import jdk.internal.org.objectweb.asm.Opcodes;
62
63 /**
64 * A visitor to visit a generic signature. The methods of this interface must be
65 * called in one of the three following orders (the last one is the only valid
66 * order for a {@link SignatureVisitor} that is returned by a method of this
67 * interface):
68 * <ul>
69 * <li><i>ClassSignature</i> = ( <tt>visitFormalTypeParameter</tt>
70 * <tt>visitClassBound</tt>? <tt>visitInterfaceBound</tt>* )* (
71 * <tt>visitSuperClass</tt> <tt>visitInterface</tt>* )</li>
72 * <li><i>MethodSignature</i> = ( <tt>visitFormalTypeParameter</tt>
73 * <tt>visitClassBound</tt>? <tt>visitInterfaceBound</tt>* )* (
74 * <tt>visitParameterType</tt>* <tt>visitReturnType</tt>
75 * <tt>visitExceptionType</tt>* )</li>
76 * <li><i>TypeSignature</i> = <tt>visitBaseType</tt> |
77 * <tt>visitTypeVariable</tt> | <tt>visitArrayType</tt> | (
78 * <tt>visitClassType</tt> <tt>visitTypeArgument</tt>* (
79 * <tt>visitInnerClassType</tt> <tt>visitTypeArgument</tt>* )* <tt>visitEnd</tt>
80 * ) )</li>
81 * </ul>
82 *
83 * @author Thomas Hallgren
84 * @author Eric Bruneton
85 */
86 public abstract class SignatureVisitor {
87
88 /**
89 * Wildcard for an "extends" type argument.
90 */
91 public static final char EXTENDS = '+';
92
93 /**
94 * Wildcard for a "super" type argument.
95 */
96 public static final char SUPER = '-';
97
98 /**
99 * Wildcard for a normal type argument.
100 */
101 public static final char INSTANCEOF = '=';
102
103 /**
104 * The ASM API version implemented by this visitor. The value of this field
105 * must be one of {@link Opcodes#ASM4} or {@link Opcodes#ASM5}.
106 */
107 protected final int api;
108
109 /**
110 * Constructs a new {@link SignatureVisitor}.
111 *
112 * @param api
113 * the ASM API version implemented by this visitor. Must be one
114 * of {@link Opcodes#ASM4} or {@link Opcodes#ASM5}.
115 */
116 public SignatureVisitor(final int api) {
117 if (api != Opcodes.ASM4 && api != Opcodes.ASM5) {
118 throw new IllegalArgumentException();
119 }
120 this.api = api;
121 }
|
51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
57 * THE POSSIBILITY OF SUCH DAMAGE.
58 */
59 package jdk.internal.org.objectweb.asm.signature;
60
61 import jdk.internal.org.objectweb.asm.Opcodes;
62
63 /**
64 * A visitor to visit a generic signature. The methods of this interface must be
65 * called in one of the three following orders (the last one is the only valid
66 * order for a {@link SignatureVisitor} that is returned by a method of this
67 * interface):
68 * <ul>
69 * <li><i>ClassSignature</i> = ( <tt>visitFormalTypeParameter</tt>
70 * <tt>visitClassBound</tt>? <tt>visitInterfaceBound</tt>* )* (
71 * <tt>visitSuperclass</tt> <tt>visitInterface</tt>* )</li>
72 * <li><i>MethodSignature</i> = ( <tt>visitFormalTypeParameter</tt>
73 * <tt>visitClassBound</tt>? <tt>visitInterfaceBound</tt>* )* (
74 * <tt>visitParameterType</tt>* <tt>visitReturnType</tt>
75 * <tt>visitExceptionType</tt>* )</li>
76 * <li><i>TypeSignature</i> = <tt>visitBaseType</tt> |
77 * <tt>visitTypeVariable</tt> | <tt>visitArrayType</tt> | (
78 * <tt>visitClassType</tt> <tt>visitTypeArgument</tt>* (
79 * <tt>visitInnerClassType</tt> <tt>visitTypeArgument</tt>* )* <tt>visitEnd</tt>
80 * ) )</li>
81 * </ul>
82 *
83 * @author Thomas Hallgren
84 * @author Eric Bruneton
85 */
86 public abstract class SignatureVisitor {
87
88 /**
89 * Wildcard for an "extends" type argument.
90 */
91 public final static char EXTENDS = '+';
92
93 /**
94 * Wildcard for a "super" type argument.
95 */
96 public final static char SUPER = '-';
97
98 /**
99 * Wildcard for a normal type argument.
100 */
101 public final static char INSTANCEOF = '=';
102
103 /**
104 * The ASM API version implemented by this visitor. The value of this field
105 * must be one of {@link Opcodes#ASM4} or {@link Opcodes#ASM5}.
106 */
107 protected final int api;
108
109 /**
110 * Constructs a new {@link SignatureVisitor}.
111 *
112 * @param api
113 * the ASM API version implemented by this visitor. Must be one
114 * of {@link Opcodes#ASM4} or {@link Opcodes#ASM5}.
115 */
116 public SignatureVisitor(final int api) {
117 if (api != Opcodes.ASM4 && api != Opcodes.ASM5) {
118 throw new IllegalArgumentException();
119 }
120 this.api = api;
121 }
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