if(mByteBuffer==null){return-1;}if(len<1){return0;}// Need to load more data?intavail=mByteBufferEnd-mBytePtr;if(avail<=0){mCharCount+=mByteBufferEnd;// Let's always try to read full buffers, actually...intcount=readBytes();if(count<=0){if(count==0){reportStrangeStream();}/...
java中read和write java readallbytes Files.readAllBytes(Path)方法把整个文件读入内存,此方法返回一个字节数组,还可以把结果传递给String的构造器,以便创建字符串输出。 在针对大文件的读取的时候,可能会出现内存不足,导致堆溢出。 最后还是采用原始的IO方式去读写文件,将文件读入byt数组中 代码解析 InputStream input...
remaining() > 0) { ByteBuffer c = ByteBufferUtil.readBytesWithShortLength(bb); if (i == idx) return c; bb.get(); // skip end-of-component ++i; } return null; } 代码来源:org.apache.cassandra/cassandra-allCompositeType.split(...)...
*/publicstaticPair<Integer,Integer>streamReadBytes(ActiveMQBufferbuff,intremainingBytes,byte[]value){if(remainingBytes==-1){returnnewPair<>(0,-1);}elseif(remainingBytes==0){bytetype=buff.readByte();if(type!=DataConstants.BYTES){thrownewIllegalStateException("Invalid conversion");}remainingBytes=...