Package io.helidon.webserver

Class StringContentReader

java.lang.Object

io.helidon.webserver.StringContentReader

All Implemented Interfaces:

Reader<java.lang.String>, java.util.function.BiFunction<Flow.Publisher<DataChunk>,java.lang.Class<? super java.lang.String>,java.util.concurrent.CompletionStage<? extends java.lang.String>>

public class StringContentReader
extends java.lang.Object
implements Reader<java.lang.String>

The StringContentReader provides means to convert a ByteBuffer publisher to a single string while using a given charset. If the charset cannot be used by the JVM, the returned completion stage ends exceptionally with an IllegalArgumentException.

Method Summary

Modifier and Type	Method and Description
java.util.concurrent.CompletionStage<java.lang.String>	apply(Flow.Publisher<DataChunk> publisher, java.lang.Class<? super java.lang.String> clazz) Converts a ByteBuffer publisher to a single string while using the associated charset.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.helidon.common.http.Reader

apply, applyAndCast

Methods inherited from interface java.util.function.BiFunction

andThen

Method Detail

apply

public java.util.concurrent.CompletionStage<java.lang.String> apply(Flow.Publisher<DataChunk> publisher,
                                                                    java.lang.Class<? super java.lang.String> clazz)

Converts a ByteBuffer publisher to a single string while using the associated charset. If the charset cannot be used by the JVM, the returned completion stage ends exceptionally with an IllegalArgumentException.

Specified by:

apply in interface Reader<java.lang.String>

Specified by:

apply in interface java.util.function.BiFunction<Flow.Publisher<DataChunk>,java.lang.Class<? super java.lang.String>,java.util.concurrent.CompletionStage<? extends java.lang.String>>

Parameters:

publisher - the publisher from which to transform the byte chunks into a single string

clazz - the requested type to be returned as a completion stage. The purpose of this parameter is to know what the user of this Reader actually requested.

Returns:

a completion stage representing the to be created string; if the associated charset cannot be used by this JVM, it ends exceptionally with an IllegalArgumentException