82 lines
2.4 KiB
Java
82 lines
2.4 KiB
Java
package com.hypixel.hytale.codec.codecs.array;
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import com.hypixel.hytale.codec.Codec;
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import com.hypixel.hytale.codec.ExtraInfo;
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import com.hypixel.hytale.codec.RawJsonCodec;
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import com.hypixel.hytale.codec.schema.SchemaContext;
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import com.hypixel.hytale.codec.schema.config.ArraySchema;
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import com.hypixel.hytale.codec.schema.config.NumberSchema;
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import com.hypixel.hytale.codec.schema.config.Schema;
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import com.hypixel.hytale.codec.util.RawJsonReader;
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import java.io.IOException;
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import java.util.Arrays;
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import javax.annotation.Nonnull;
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import org.bson.BsonArray;
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import org.bson.BsonDouble;
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import org.bson.BsonValue;
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public class FloatArrayCodec implements Codec<float[]>, RawJsonCodec<float[]> {
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public static final float[] EMPTY_FLOAT_ARRAY = new float[0];
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public float[] decode(@Nonnull BsonValue bsonValue, ExtraInfo extraInfo) {
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BsonArray array = bsonValue.asArray();
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float[] floats = new float[array.size()];
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for (int i = 0; i < floats.length; i++) {
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floats[i] = (float)array.get(i).asNumber().doubleValue();
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}
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return floats;
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}
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@Nonnull
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public BsonValue encode(@Nonnull float[] floats, ExtraInfo extraInfo) {
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BsonArray array = new BsonArray();
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for (int i = 0; i < floats.length; i++) {
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array.add(new BsonDouble(floats[i]));
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}
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return array;
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}
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public float[] decodeJson(@Nonnull RawJsonReader reader, ExtraInfo extraInfo) throws IOException {
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reader.expect('[');
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reader.consumeWhiteSpace();
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if (reader.tryConsume(']')) {
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return EMPTY_FLOAT_ARRAY;
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} else {
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int i = 0;
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float[] arr = new float[10];
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while (true) {
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if (i == arr.length) {
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float[] temp = new float[i + 1 + (i >> 1)];
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System.arraycopy(arr, 0, temp, 0, i);
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arr = temp;
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}
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arr[i++] = reader.readFloatValue();
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reader.consumeWhiteSpace();
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if (reader.tryConsumeOrExpect(']', ',')) {
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if (arr.length == i) {
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return arr;
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}
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return Arrays.copyOf(arr, i);
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}
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reader.consumeWhiteSpace();
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}
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}
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}
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@Nonnull
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@Override
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public Schema toSchema(@Nonnull SchemaContext context) {
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ArraySchema s = new ArraySchema();
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s.setItem(new NumberSchema());
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return s;
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}
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}
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