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-rw-r--r--src/google/protobuf/compiler/javanano/javanano_message_field.cc20
1 files changed, 13 insertions, 7 deletions
diff --git a/src/google/protobuf/compiler/javanano/javanano_message_field.cc b/src/google/protobuf/compiler/javanano/javanano_message_field.cc
index 277eb4e..04f1c14 100644
--- a/src/google/protobuf/compiler/javanano/javanano_message_field.cc
+++ b/src/google/protobuf/compiler/javanano/javanano_message_field.cc
@@ -233,9 +233,11 @@ GenerateMergingCode(io::Printer* printer) const {
printer->Print(variables_,
"int arrayLength = com.google.protobuf.nano.WireFormatNano"
" .getRepeatedFieldArrayLength(input, $tag$);\n"
- "int i = this.$name$.length;\n"
+ "int i = this.$name$ == null ? 0 : this.$name$.length;\n"
"$type$[] newArray = new $type$[i + arrayLength];\n"
- "System.arraycopy(this.$name$, 0, newArray, 0, i);\n"
+ "if (this.$name$ != null) {\n"
+ " System.arraycopy(this.$name$, 0, newArray, 0, i);\n"
+ "}\n"
"this.$name$ = newArray;\n"
"for (; i < this.$name$.length - 1; i++) {\n"
" this.$name$[i] = new $type$();\n");
@@ -266,17 +268,21 @@ GenerateMergingCode(io::Printer* printer) const {
void RepeatedMessageFieldGenerator::
GenerateSerializationCode(io::Printer* printer) const {
printer->Print(variables_,
- "for ($type$ element : this.$name$) {\n"
- " output.write$group_or_message$($number$, element);\n"
+ "if (this.$name$ != null) {\n"
+ " for ($type$ element : this.$name$) {\n"
+ " output.write$group_or_message$($number$, element);\n"
+ " }\n"
"}\n");
}
void RepeatedMessageFieldGenerator::
GenerateSerializedSizeCode(io::Printer* printer) const {
printer->Print(variables_,
- "for ($type$ element : this.$name$) {\n"
- " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
- " .compute$group_or_message$Size($number$, element);\n"
+ "if (this.$name$ != null) {\n"
+ " for ($type$ element : this.$name$) {\n"
+ " size += com.google.protobuf.nano.CodedOutputByteBufferNano\n"
+ " .compute$group_or_message$Size($number$, element);\n"
+ " }\n"
"}\n");
}