Created LoreInputStream

This commit is contained in:
Sn0wStorm 2016-05-28 18:47:51 +02:00
parent 75d0f2f201
commit 41fac3b08a
5 changed files with 205 additions and 1 deletions

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@ -11,6 +11,8 @@ import com.dre.brewery.integration.WGBarrel7;
import com.dre.brewery.integration.WGBarrelNew;
import com.dre.brewery.integration.WGBarrelOld;
import com.dre.brewery.listeners.*;
import com.dre.brewery.lore.LoreInputStream;
import com.dre.brewery.lore.LoreOutputStream;
import org.apache.commons.lang.math.NumberUtils;
import org.bstats.bukkit.Metrics;
import org.bukkit.Bukkit;
@ -99,6 +101,7 @@ public class P extends JavaPlugin {
test[1] = 6;
test[2] = 12;
test[3] = 21;
test[127] = 99;
data.write(test);
data.writeInt(123324);
@ -107,6 +110,18 @@ public class P extends JavaPlugin {
data.close();
meta.getLore();
LoreInputStream in = new LoreInputStream(meta);
DataInputStream dataIn = new DataInputStream(in);
P.p.log(dataIn.readInt() + ", " + dataIn.readLong() + ", ");
byte[] testIn = new byte[128];
dataIn.read(testIn);
P.p.log(testIn[1] + ", " + testIn[2] + ", " + testIn[3] + ", " + testIn[127]);
P.p.log(dataIn.readInt() + ", " + dataIn.readLong() + ", ");
dataIn.close();
/*basE91 basE91 = new basE91();

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@ -7,6 +7,8 @@ import com.dre.brewery.Brew;
import com.dre.brewery.MCBarrel;
import com.dre.brewery.P;
import com.dre.brewery.integration.LogBlockBarrel;
import com.dre.brewery.lore.LoreInputStream;
import com.dre.brewery.lore.LoreOutputStream;
import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.Sound;
@ -34,6 +36,9 @@ import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.PotionMeta;
import org.bukkit.scheduler.BukkitRunnable;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
@ -298,6 +303,37 @@ public class InventoryListener implements Listener {
}
}
brew.touch();
try {
LoreInputStream loreIn = new LoreInputStream(potion);
DataInputStream in = new DataInputStream(loreIn);
if (in.readByte() == 27 && in.readUTF().equals("TESTHalloª∆Ω") && in.readInt() == 34834 && in.readLong() == Long.MAX_VALUE) {
P.p.log("true");
} else {
P.p.log("false");
}
in.close();
} catch (IOException e) {
e.printStackTrace();
}
try {
LoreOutputStream lore = new LoreOutputStream(potion, 3);
DataOutputStream out = new DataOutputStream(lore);
out.writeByte(27);
out.writeUTF("TESTHalloª∆Ω");
out.writeInt(34834);
out.writeLong(Long.MAX_VALUE);
out.close();
item.setItemMeta(potion);
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

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@ -0,0 +1,140 @@
package com.dre.brewery.lore;
import org.bukkit.inventory.meta.ItemMeta;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
public class LoreInputStream extends InputStream {
private static final basE91 DECODER = new basE91();
private byte[] decbuf = new byte[18];
private byte[] buf = new byte[16];
private int reader = 0;
private int count = 0;
private ByteArrayInputStream readStream;
public LoreInputStream(ItemMeta meta) throws IOException {
if (meta.hasLore()) {
List<String> lore = meta.getLore();
for (String line : lore) {
if (line.startsWith("§%")) {
StringBuilder build = new StringBuilder((int) (line.length() / 2F));
byte skip = 2;
for (char c : line.toCharArray()) {
if (skip > 0) {
skip--;
continue;
}
if (c == '§') continue;
build.append(c);
}
readStream = new ByteArrayInputStream(build.toString().getBytes());
break;
}
}
}
if (readStream == null) throw new IOException("Meta has no data in lore");
}
private void decode() throws IOException {
reader = 0;
count = readStream.read(decbuf);
if (count < 1) {
count = DECODER.decEnd(buf);
if (count < 1) {
count = -1;
}
return;
}
count = DECODER.decode(decbuf, count, buf);
}
@Override
public int read() throws IOException {
if (count == -1) return -1;
if (count == 0 || reader == count) {
decode();
return read();
}
return buf[reader++] & 0xFF;
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
if (b == null) throw new NullPointerException();
if (off < 0 || len < 0 || len > b.length - off) throw new IndexOutOfBoundsException();
if (len == 0) return 0;
if (count == -1) return -1;
if (count == 0 || reader == count) {
decode();
if (count == -1) return -1;
}
if (count > 0 && count - reader >= len) {
// enough data in buffer, copy it out directly
System.arraycopy(buf, reader, b, off, len);
reader += len;
return len;
}
int out = 0;
int writeSize;
while (count > 0) {
writeSize = Math.min(len, count - reader);
System.arraycopy(buf, reader, b, off + out, writeSize);
out += writeSize;
len -= writeSize;
if (len > 0) {
decode();
} else {
reader += writeSize;
break;
}
}
return out;
}
@Override
public long skip(long n) throws IOException {
return super.skip(n);
}
@Override
public int available() throws IOException {
return Math.round(readStream.available() * 0.813F); // Ratio encoded to decoded with random data
}
@Override
public void close() throws IOException {
count = -1;
DECODER.decReset();
buf = null;
decbuf = null;
readStream = null;
}
@Override
public synchronized void mark(int readlimit) {
if (!markSupported()) return;
readStream.mark(readlimit);
DECODER.decMark();
}
@Override
public synchronized void reset() throws IOException {
if (!markSupported()) super.reset();
readStream.reset();
DECODER.decUnmark();
}
@Override
public boolean markSupported() {
return readStream.markSupported();
}
}

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@ -92,7 +92,8 @@ public class LoreOutputStream extends OutputStream {
stream.flush();
String s = stream.toString();
StringBuilder loreLineBuilder = new StringBuilder(s.length() * 2);
StringBuilder loreLineBuilder = new StringBuilder((s.length() * 2) + 6);
loreLineBuilder.append("§%");
for (char c : s.toCharArray()) {
loreLineBuilder.append('§').append(c);
}

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@ -34,6 +34,7 @@ package com.dre.brewery.lore;
public class basE91
{
private int ebq, en, dbq, dn, dv;
private int[] marker = null;
public final byte[] enctab;
private final byte[] dectab;
@ -122,6 +123,17 @@ public class basE91
dv = -1;
}
public void decMark() {
marker = new int[] {dbq, dn, dv};
}
public void decUnmark() {
if (marker == null) return;
dbq = marker[0];
dn = marker[1];
dv = marker[2];
}
public basE91()
{
int i;