Examples with AbstractStream io.apiman.gateway.engine.io.AbstractStream used on opensource projects

Example 6 with AbstractStream

use of io.apiman.gateway.engine.io.AbstractStream in project apiman by apiman.

the class SimpleDataPolicy method getRequestDataHandler.

/**
 * @see io.apiman.gateway.engine.policy.IDataPolicy#getRequestDataHandler(io.apiman.gateway.engine.beans.ApiRequest, io.apiman.gateway.engine.policy.IPolicyContext, java.lang.Object)
 */
@Override
public IReadWriteStream<ApiRequest> getRequestDataHandler(final ApiRequest request, final IPolicyContext context, final Object policyConfiguration) {
    return new AbstractStream<ApiRequest>() {

        @Override
        public ApiRequest getHead() {
            return request;
        }

        @Override
        protected void handleHead(ApiRequest head) {
        }

        @Override
        public void write(IApimanBuffer chunk) {
            try {
                String chunkstr = chunk.toString("UTF-8");
                if (chunkstr.contains("$NAME")) {
                    chunkstr = chunkstr.replaceAll("\\$NAME", "Barry Allen");
                    IBufferFactoryComponent bufferFactory = context.<IBufferFactoryComponent>getComponent(IBufferFactoryComponent.class);
                    super.write(bufferFactory.createBuffer(chunkstr));
                } else {
                    super.write(chunk);
                }
            } catch (UnsupportedEncodingException e) {
                super.write(chunk);
            }
        }
    };
}