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@ -211,6 +211,7 @@ public final class ResponseTrans implements Externalizable {
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public String popStringBuffer() {
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public String popStringBuffer() {
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StringBuffer b = buffer;
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StringBuffer b = buffer;
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// restore the previous buffer, which may be null
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buffer = buffers.empty() ? null : (StringBuffer) buffers.pop();
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buffer = buffers.empty() ? null : (StringBuffer) buffers.pop();
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return b.toString();
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return b.toString();
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