96     // char* mapped_base_address = header->_mapped_base_address
 97     // size_t cloned_vtable_offset = header->_cloned_vtable_offset
 98     // CppVtableInfo** vtablesIndex = mapped_base_address + cloned_vtable_offset;
 99     Address mapped_base_address = get_AddressField(FileMapHeader_type, header, "_mapped_base_address");
100     long cloned_vtable_offset = get_CIntegerField(FileMapHeader_type, header, "_cloned_vtables_offset");
101     vtablesIndex = mapped_base_address.addOffsetTo(cloned_vtable_offset);
102 
103     // CDSFileMapRegion* rw_region = &header->_region[rw];
104     // char* rwRegionBaseAddress = rw_region->_mapped_base;
105     // size_t used = rw_region->_used;
106     // char* rwRegionEndAddress = rwRegionBaseAddress + used;
107     Address rw_region = get_CDSFileMapRegion(FileMapHeader_type, header, 0);
108     rwRegionBaseAddress = get_AddressField(CDSFileMapRegion_type, rw_region, "_mapped_base");
109     long used = get_CIntegerField(CDSFileMapRegion_type, rw_region, "_used");
110     rwRegionEndAddress = rwRegionBaseAddress.addOffsetTo(used);
111 
112     populateMetadataTypeArray(db);
113   }
114 
115   private static void populateMetadataTypeArray(TypeDataBase db) {
116     metadataTypeArray = new Type[9];
117 
118     metadataTypeArray[0] = db.lookupType("ConstantPool");
119     metadataTypeArray[1] = db.lookupType("InstanceKlass");
120     metadataTypeArray[2] = db.lookupType("InstanceClassLoaderKlass");
121     metadataTypeArray[3] = db.lookupType("InstanceMirrorKlass");
122     metadataTypeArray[4] = db.lookupType("InstanceRefKlass");
123     metadataTypeArray[5] = db.lookupType("InstanceStackChunkKlass");
124     metadataTypeArray[6] = db.lookupType("Method");
125     metadataTypeArray[7] = db.lookupType("ObjArrayKlass");
126     metadataTypeArray[8] = db.lookupType("TypeArrayKlass");


127   }
128 
129   public FileMapHeader getHeader() {
130     return headerObj;
131   }
132 
133   public boolean inCopiedVtableSpace(Address vptrAddress) {
134     FileMapHeader fmHeader = getHeader();
135     return fmHeader.inCopiedVtableSpace(vptrAddress);
136   }
137 
138   public Type getTypeForVptrAddress(Address vptrAddress) {
139     if (vTableTypeMap == null) {
140       getHeader().createVtableTypeMapping();
141     }
142     return vTableTypeMap.get(vptrAddress);
143   }
144 
145 
146   //------------------------------------------------------------------------------------------

 96     // char* mapped_base_address = header->_mapped_base_address
 97     // size_t cloned_vtable_offset = header->_cloned_vtable_offset
 98     // CppVtableInfo** vtablesIndex = mapped_base_address + cloned_vtable_offset;
 99     Address mapped_base_address = get_AddressField(FileMapHeader_type, header, "_mapped_base_address");
100     long cloned_vtable_offset = get_CIntegerField(FileMapHeader_type, header, "_cloned_vtables_offset");
101     vtablesIndex = mapped_base_address.addOffsetTo(cloned_vtable_offset);
102 
103     // CDSFileMapRegion* rw_region = &header->_region[rw];
104     // char* rwRegionBaseAddress = rw_region->_mapped_base;
105     // size_t used = rw_region->_used;
106     // char* rwRegionEndAddress = rwRegionBaseAddress + used;
107     Address rw_region = get_CDSFileMapRegion(FileMapHeader_type, header, 0);
108     rwRegionBaseAddress = get_AddressField(CDSFileMapRegion_type, rw_region, "_mapped_base");
109     long used = get_CIntegerField(CDSFileMapRegion_type, rw_region, "_used");
110     rwRegionEndAddress = rwRegionBaseAddress.addOffsetTo(used);
111 
112     populateMetadataTypeArray(db);
113   }
114 
115   private static void populateMetadataTypeArray(TypeDataBase db) {
116     metadataTypeArray = new Type[11];
117 
118     metadataTypeArray[0] = db.lookupType("ConstantPool");
119     metadataTypeArray[1] = db.lookupType("InstanceKlass");
120     metadataTypeArray[2] = db.lookupType("InstanceClassLoaderKlass");
121     metadataTypeArray[3] = db.lookupType("InstanceMirrorKlass");
122     metadataTypeArray[4] = db.lookupType("InstanceRefKlass");
123     metadataTypeArray[5] = db.lookupType("InstanceStackChunkKlass");
124     metadataTypeArray[6] = db.lookupType("Method");
125     metadataTypeArray[7] = db.lookupType("ObjArrayKlass");
126     metadataTypeArray[8] = db.lookupType("TypeArrayKlass");
127     metadataTypeArray[9] = db.lookupType("FlatArrayKlass");
128     metadataTypeArray[10] = db.lookupType("InlineKlass");
129   }
130 
131   public FileMapHeader getHeader() {
132     return headerObj;
133   }
134 
135   public boolean inCopiedVtableSpace(Address vptrAddress) {
136     FileMapHeader fmHeader = getHeader();
137     return fmHeader.inCopiedVtableSpace(vptrAddress);
138   }
139 
140   public Type getTypeForVptrAddress(Address vptrAddress) {
141     if (vTableTypeMap == null) {
142       getHeader().createVtableTypeMapping();
143     }
144     return vTableTypeMap.get(vptrAddress);
145   }
146 
147 
148   //------------------------------------------------------------------------------------------