Description of problem:
The Java application started with a blank window and stopped to work.

Version-Release number of selected component:
java-1.7.0-openjdk-headless-1.7.0.60-2.4.4.1.fc20

Additional info:
reporter:       libreport-2.1.11
cmdline:        java -agentpath:/usr/lib64/libabrt-java-connector.so=abrt=on -jar /home/pjose/Documentos/Mineshafter-launcher.jar
executable:     /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar
java_executable: /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre-abrt/bin/java
kernel:         3.12.8-300.fc20.x86_64
pid:            5166
runlevel:       N 5
uid:            1000

Truncated backtrace:
Exception in thread "Thread-16" java.lang.OutOfMemoryError: Java heap space
	at java.util.Arrays.copyOf(Arrays.java:2271) [jar:file:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar!/java/util/Arrays.class]
	at java.io.ByteArrayOutputStream.grow(ByteArrayOutputStream.java:113) [jar:file:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar!/java/io/ByteArrayOutputStream.class]
	at java.io.ByteArrayOutputStream.ensureCapacity(ByteArrayOutputStream.java:93) [jar:file:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar!/java/io/ByteArrayOutputStream.class]
	at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:122) [jar:file:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar!/java/io/ByteArrayOutputStream.class]
	at info.mineshafter.proxy.YggdrasilProxyHandler.readUntil(YggdrasilProxyHandler.java:373) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/YggdrasilProxyHandler.class]
	at info.mineshafter.proxy.YggdrasilProxyHandler.readUntil(YggdrasilProxyHandler.java:346) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/YggdrasilProxyHandler.class]
	at info.mineshafter.proxy.YggdrasilProxyHandler.onConnect(YggdrasilProxyHandler.java:61) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/YggdrasilProxyHandler.class]
	at info.mineshafter.proxy.SocksProxyConnection.onConnect(SocksProxyConnection.java:99) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/SocksProxyConnection.class]
	at info.mineshafter.proxy.SocksProxyConnection.handleRequest(SocksProxyConnection.java:78) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/SocksProxyConnection.class]
	at info.mineshafter.proxy.SocksProxyConnection.run(SocksProxyConnection.java:37) [jar:file:/home/pjose/Documentos/Mineshafter-launcher.jar!/info/mineshafter/proxy/SocksProxyConnection.class]
	at java.lang.Thread.run(Thread.java:744) [jar:file:/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.60-2.4.4.1.fc20.x86_64/jre/lib/rt.jar!/java/lang/Thread.class]