serverscanning/capnproto-java-rpc
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moar capTable context maintenance

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This commit is contained in:
Vaci Koblizek 2020-12-03 15:06:17 +00:00
parent 196b82515c
commit 25c50b105d
4 changed files with 67 additions and 10 deletions
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7
runtime/src/main/java/org/capnproto/ListBuilder.java
View file

@ -49,12 +49,19 @@ public class ListBuilder extends Capability.BuilderContext {
public ListBuilder(SegmentBuilder segment, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount) {
this(segment, null, ptr, elementCount, step, structDataSize, structPointerCount);
}
public ListBuilder(SegmentBuilder segment, CapTableBuilder capTable, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount) {
this.segment = segment;
this.ptr = ptr;
this.elementCount = elementCount;
this.step = step;
this.structDataSize = structDataSize;
this.structPointerCount = structPointerCount;
this.capTable = capTable;
}
public int size() {

19
runtime/src/main/java/org/capnproto/ListReader.java
View file

@ -28,7 +28,7 @@ public class ListReader extends Capability.ReaderContext {
int elementCount, int step,
int structDataSize, short structPointerCount,
int nestingLimit);
default T constructReader(SegmentBuilder segment, CapTableReader capTable, int ptr,
default T constructReader(SegmentReader segment, CapTableReader capTable, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount, int nestingLimit) {
var result = constructReader(segment, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
@ -55,12 +55,22 @@ public class ListReader extends Capability.ReaderContext {
this.structDataSize = 0;
this.structPointerCount = 0;
this.nestingLimit = 0x7fffffff;
this.capTable = null;
}
public ListReader(SegmentReader segment, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount,
int nestingLimit) {
this(segment, null, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
}
public ListReader(SegmentReader segment,
CapTableReader capTable,
int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount,
int nestingLimit) {
this.segment = segment;
this.ptr = ptr;
this.elementCount = elementCount;
@ -68,12 +78,11 @@ public class ListReader extends Capability.ReaderContext {
this.structDataSize = structDataSize;
this.structPointerCount = structPointerCount;
this.nestingLimit = nestingLimit;
this.capTable = capTable;
}
ListReader imbue(CapTableReader capTable) {
var result = new ListReader(segment, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
result.capTable = capTable;
return result;
return new ListReader(segment, capTable, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
}
public int size() {
@ -117,7 +126,7 @@ public class ListReader extends Capability.ReaderContext {
int structData = this.ptr + (int)(indexBit / Constants.BITS_PER_BYTE);
int structPointers = structData + (this.structDataSize / Constants.BITS_PER_BYTE);
return factory.constructReader(this.segment, structData, structPointers / 8, this.structDataSize,
return factory.constructReader(this.segment, this.capTable, structData, structPointers / 8, this.structDataSize,
this.structPointerCount, this.nestingLimit - 1);
}

42
runtime/src/main/java/org/capnproto/StructList.java
View file

@ -55,6 +55,27 @@ public final class StructList {
return new Builder<ElementBuilder> (factory, segment, ptr, elementCount, step, structDataSize, structPointerCount);
}
@Override
public final Reader<ElementReader> constructReader(SegmentReader segment,
CapTableReader capTable,
int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount,
int nestingLimit) {
return new Reader<ElementReader>(factory, capTable,
segment, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
}
@Override
public final Builder<ElementBuilder> constructBuilder(SegmentBuilder segment,
CapTableBuilder capTable,
int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount) {
return new Builder<ElementBuilder> (factory, capTable,
segment, ptr, elementCount, step, structDataSize, structPointerCount);
}
@Override
public final Builder<ElementBuilder> fromPointerBuilderRefDefault(SegmentBuilder segment, CapTableBuilder capTable, int pointer,
SegmentReader defaultSegment, int defaultOffset) {
@ -97,6 +118,17 @@ public final class StructList {
this.factory = factory;
}
public Reader(StructReader.Factory<T> factory,
CapTableReader capTable,
SegmentReader segment,
int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount,
int nestingLimit) {
super(segment, capTable, ptr, elementCount, step, structDataSize, structPointerCount, nestingLimit);
this.factory = factory;
}
public T get(int index) {
return _getStructElement(factory, index);
}
@ -132,7 +164,15 @@ public final class StructList {
SegmentBuilder segment, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount){
super(segment, ptr, elementCount, step, structDataSize, structPointerCount);
this(factory, null, segment, ptr, elementCount, step, structDataSize, structPointerCount);
}
public Builder(StructBuilder.Factory<T> factory,
CapTableBuilder capTable,
SegmentBuilder segment, int ptr,
int elementCount, int step,
int structDataSize, short structPointerCount) {
super(segment, capTable, ptr, elementCount, step, structDataSize, structPointerCount);
this.factory = factory;
}

5
runtime/src/main/java/org/capnproto/WireHelpers.java
View file

@ -1222,7 +1222,7 @@ final class WireHelpers {
if (WirePointer.isNull(ref)) {
if (defaultSegment == null) {
return factory.constructReader(SegmentReader.EMPTY, 0, 0, 0, 0, (short) 0, 0x7fffffff);
return factory.constructReader(SegmentReader.EMPTY, capTable, 0, 0, 0, 0, (short) 0, 0x7fffffff);
} else {
segment = defaultSegment;
refOffset = defaultOffset;
@ -1264,7 +1264,7 @@ final class WireHelpers {
// TODO check whether the size is compatible
return factory.constructReader(resolved.segment,
return factory.constructReader(resolved.segment, capTable,
ptr * Constants.BYTES_PER_WORD,
size,
wordsPerElement * Constants.BITS_PER_WORD,
@ -1311,6 +1311,7 @@ final class WireHelpers {
}
return factory.constructReader(resolved.segment,
capTable,
resolved.ptr * Constants.BYTES_PER_WORD,
ListPointer.elementCount(resolved.ref),
step,