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synced 2024-12-22 16:14:10 -08:00
classlib: improve System.arraycopy for primitive arrays
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parent
61eb666503
commit
9438380716
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@ -53,6 +53,16 @@ public class SystemNativeGenerator implements Generator, DependencyPlugin {
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String dest = context.getParameterName(3);
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String dest = context.getParameterName(3);
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String destPos = context.getParameterName(4);
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String destPos = context.getParameterName(4);
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String length = context.getParameterName(5);
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String length = context.getParameterName(5);
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writer.append("if").ws().append("(").append(length).ws().append("===").ws().append("0)").ws().append("{")
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.indent().softNewLine();
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writer.append("return;").ws().softNewLine();
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writer.outdent().append("}").ws().append("else ");
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writer.append("if").ws().append("(typeof " + src + ".data.buffer").ws().append("!==").ws()
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.append("'undefined')").ws().append("{").indent().softNewLine();
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writer.append(dest + ".data.set(" + src + ".data.subarray(" + srcPos + ",").ws()
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.append(srcPos).ws().append("+").ws().append(length).append("),").ws()
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.append(destPos).append(");").softNewLine();
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writer.outdent().append("}").ws().append("else ");
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writer.append("if (" + src + " !== " + dest + " || " + destPos + " < " + srcPos + ") {").indent().newLine();
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writer.append("if (" + src + " !== " + dest + " || " + destPos + " < " + srcPos + ") {").indent().newLine();
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writer.append("for (var i = 0; i < " + length + "; i = (i + 1) | 0) {").indent().softNewLine();
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writer.append("for (var i = 0; i < " + length + "; i = (i + 1) | 0) {").indent().softNewLine();
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writer.append(dest + ".data[" + destPos + "++] = " + src + ".data[" + srcPos + "++];").softNewLine();
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writer.append(dest + ".data[" + destPos + "++] = " + src + ".data[" + srcPos + "++];").softNewLine();
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@ -47,17 +47,12 @@ public class TString extends TObject implements TSerializable, TComparable<TStri
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}
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}
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public TString(char[] characters) {
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public TString(char[] characters) {
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this.characters = new char[characters.length];
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this(characters, 0, characters.length);
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for (int i = 0; i < characters.length; ++i) {
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this.characters[i] = characters[i];
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}
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}
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}
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public TString(char[] value, int offset, int count) {
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public TString(char[] value, int offset, int count) {
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this.characters = new char[count];
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this.characters = new char[count];
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for (int i = 0; i < count; ++i) {
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System.arraycopy(value, offset, this.characters, 0, count);
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this.characters[i] = value[i + offset];
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}
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}
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}
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static TString fromArray(char[] characters) {
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static TString fromArray(char[] characters) {
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@ -177,9 +172,7 @@ public class TString extends TObject implements TSerializable, TComparable<TStri
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|| dstBegin + (srcEnd - srcBegin) > dst.length) {
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|| dstBegin + (srcEnd - srcBegin) > dst.length) {
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throw new TIndexOutOfBoundsException();
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throw new TIndexOutOfBoundsException();
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}
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}
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while (srcBegin < srcEnd) {
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System.arraycopy(characters, srcBegin, dst, dstBegin, srcEnd - srcBegin);
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dst[dstBegin++] = charAt(srcBegin++);
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}
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}
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}
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public boolean contentEquals(TStringBuffer buffer) {
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public boolean contentEquals(TStringBuffer buffer) {
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