*/
package org.wamblee.system.core;
+import java.util.ArrayList;
import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
/**
* Default implementation of a service descriptor.
*/
public class DefaultProvidedInterface implements ProvidedInterface {
- private String _name;
- private Class[] _interfaces;
- private String _uniqueId;
+ private String name;
+ private Class[] interfaces;
/**
* Constructs the descriptor.
this(aName, new Class[] { aInterface });
}
- public DefaultProvidedInterface(String aName, Class[] aInterfaces) {
- _name = aName;
- _interfaces = Arrays.copyOf(aInterfaces, aInterfaces.length);
- _uniqueId = null;
+ public DefaultProvidedInterface(String aName, Class[] aInterfaces) {
+ name = aName;
+ interfaces = Arrays.copyOf(aInterfaces, aInterfaces.length);
}
@Override
public String getName() {
- return _name;
+ return name;
}
@Override
public Class[] getInterfaceTypes() {
- return _interfaces;
+ return interfaces;
}
-
+
@Override
- public void setUniqueId(String aId) {
- _uniqueId = aId;
+ public String toString() {
+ StringBuffer buf = new StringBuffer();
+ buf.append(getName());
+ buf.append(":");
+ for (Class intf: interfaces) {
+ buf.append(" " + intf.getName());
+ }
+ return buf.toString();
}
@Override
- public String getUniqueId() {
- return _uniqueId;
+ public boolean equals(Object aObj) {
+ return this == aObj;
+ /*
+ if ( !(aObj instanceof DefaultProvidedInterface)) {
+ return false;
+ }
+ DefaultProvidedInterface provided = (DefaultProvidedInterface)aObj;
+ return getEqualsRepresentation().equals(provided.getEqualsRepresentation());
+ */
}
@Override
- public void publish(Object aImplementation, Scope aScope) {
- aScope.publishInterface(this, aImplementation);
+ public int hashCode() {
+ return getEqualsRepresentation().hashCode();
}
@Override
- public String toString() {
- StringBuffer buf = new StringBuffer();
- buf.append(getName());
- buf.append(":");
- for (Class intf: _interfaces) {
- buf.append(" " + intf.getName());
- }
- return buf.toString();
+ public boolean covers(ProvidedInterface aInterface) {
+ // TODO do more than just equals.
+ if ( !(aInterface instanceof DefaultProvidedInterface)) {
+ return false;
+ }
+ return getEqualsRepresentation().equals(((DefaultProvidedInterface)aInterface).getEqualsRepresentation());
+ }
+
+
+ private String getEqualsRepresentation() {
+ List<String> result = new ArrayList<String>();
+ for (Class cls: interfaces) {
+ result.add(cls.getName());
+ }
+ Collections.sort(result);
+ String value = "";
+ for (String str: result) {
+ value += ":" + str;
+ }
+ return value;
}
}