30 * at JavaSoft/Sun.
31 */
32
33 package com.sun.tools.hat.internal.server;
34
35 import com.sun.tools.hat.internal.model.*;
36 import java.util.*;
37
38 /**
39 * References by type summary
40 *
41 */
42 public class RefsByTypeQuery extends QueryHandler {
43 public void run() {
44 JavaClass clazz = snapshot.findClass(query);
45 if (clazz == null) {
46 error("class not found: " + query);
47 } else {
48 Map<JavaClass, Long> referrersStat = new HashMap<JavaClass, Long>();
49 final Map<JavaClass, Long> refereesStat = new HashMap<JavaClass, Long>();
50 Enumeration instances = clazz.getInstances(false);
51 while (instances.hasMoreElements()) {
52 JavaHeapObject instance = (JavaHeapObject) instances.nextElement();
53 if (instance.getId() == -1) {
54 continue;
55 }
56 Enumeration e = instance.getReferers();
57 while (e.hasMoreElements()) {
58 JavaHeapObject ref = (JavaHeapObject) e.nextElement();
59 JavaClass cl = ref.getClazz();
60 if (cl == null) {
61 System.out.println("null class for " + ref);
62 continue;
63 }
64 Long count = referrersStat.get(cl);
65 if (count == null) {
66 count = 1L;
67 } else {
68 count = count + 1L;
69 }
70 referrersStat.put(cl, count);
71 }
72 instance.visitReferencedObjects(
73 new AbstractJavaHeapObjectVisitor() {
74 public void visit(JavaHeapObject obj) {
75 JavaClass cl = obj.getClazz();
76 Long count = refereesStat.get(cl);
77 if (count == null) {
78 count = 1L;
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30 * at JavaSoft/Sun.
31 */
32
33 package com.sun.tools.hat.internal.server;
34
35 import com.sun.tools.hat.internal.model.*;
36 import java.util.*;
37
38 /**
39 * References by type summary
40 *
41 */
42 public class RefsByTypeQuery extends QueryHandler {
43 public void run() {
44 JavaClass clazz = snapshot.findClass(query);
45 if (clazz == null) {
46 error("class not found: " + query);
47 } else {
48 Map<JavaClass, Long> referrersStat = new HashMap<JavaClass, Long>();
49 final Map<JavaClass, Long> refereesStat = new HashMap<JavaClass, Long>();
50 Enumeration<JavaHeapObject> instances = clazz.getInstances(false);
51 while (instances.hasMoreElements()) {
52 JavaHeapObject instance = instances.nextElement();
53 if (instance.getId() == -1) {
54 continue;
55 }
56 Enumeration<JavaThing> e = instance.getReferers();
57 while (e.hasMoreElements()) {
58 JavaHeapObject ref = (JavaHeapObject)e.nextElement();
59 JavaClass cl = ref.getClazz();
60 if (cl == null) {
61 System.out.println("null class for " + ref);
62 continue;
63 }
64 Long count = referrersStat.get(cl);
65 if (count == null) {
66 count = 1L;
67 } else {
68 count = count + 1L;
69 }
70 referrersStat.put(cl, count);
71 }
72 instance.visitReferencedObjects(
73 new AbstractJavaHeapObjectVisitor() {
74 public void visit(JavaHeapObject obj) {
75 JavaClass cl = obj.getClazz();
76 Long count = refereesStat.get(cl);
77 if (count == null) {
78 count = 1L;
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