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Add the ability to serialize ItemStacks to strings.

Dieser Commit ist enthalten in:
Kristian S. Stangeland 2013-01-08 03:33:24 +01:00
Ursprung 4756de8066
Commit 749f006621

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@ -1,9 +1,12 @@
package com.comphenix.protocol.utility;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.lang.reflect.Method;
import java.math.BigInteger;
import org.bukkit.inventory.ItemStack;
@ -46,6 +49,24 @@ public class StreamSerializer {
}
}
/**
* Deserialize an item stack from a base-32 encoded string.
* @param input - base-32 encoded string.
* @return A deserialized item stack.
* @throws IOException If the operation failed due to reflection or corrupt data.
*/
public ItemStack deserializeItemStack(String input) throws IOException {
try {
BigInteger base32 = new BigInteger(input, 32);
ByteArrayInputStream inputStream = new ByteArrayInputStream(base32.toByteArray());
return deserializeItemStack(new DataInputStream(inputStream));
} catch (NumberFormatException e) {
throw new IOException("Input is not valid base 32.", e);
}
}
/**
* Write or serialize an item stack to the given output stream.
* <p>
@ -70,4 +91,20 @@ public class StreamSerializer {
throw new IOException("Cannot write item stack " + stack, e);
}
}
/**
* Serialize an item stack as a base-32 encoded string.
* @param stack - the item stack to serialize.
* @return A base-32 representation of the given item stack.
* @throws IOException If the operation fails due to reflection problems.
*/
public String serializeItemStack(ItemStack stack) throws IOException {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
DataOutputStream dataOutput = new DataOutputStream(outputStream);
serializeItemStack(dataOutput, stack);
// Serialize that array
return new BigInteger(1, outputStream.toByteArray()).toString(32);
}
}