io.stargate.metrics.jersey.dwconfig

Class StargateV1ConfigurationSourceProvider

java.lang.Object

io.stargate.metrics.jersey.dwconfig.StargateV1ConfigurationSourceProvider

All Implemented Interfaces:

io.dropwizard.configuration.ConfigurationSourceProvider

public class StargateV1ConfigurationSourceProvider
extends Object
implements io.dropwizard.configuration.ConfigurationSourceProvider

Implementation of ConfigurationSourceProvider which will try to locate configuration file using 3 possibilities, in descending order of precedence

1. Explicit System Property of form "stargate.configurationFile.${MODULENAME}" specifying exact filename of the configuration file to use
2. File "${CONFIG_NAME} (like restapi-config.yaml -- same name as the default config resource -- in the Current Working Directory: if found, will be used
3. Classpath Resource with name "${CONFIG_NAME}"

(where "${MODULENAME}" and "${CONFIG_NAME} are passed as arguments; former typically being something like "restapi" (former) and "restapi-config.yaml" (latter))

Field Summary

Fields

Modifier and Type	Field and Description
static String	SYSPROP_CONFIG_FILE_PREFIX

Constructor Summary

Constructors

Constructor and Description
StargateV1ConfigurationSourceProvider(String moduleName)

Method Summary

Modifier and Type	Method and Description
InputStream	open(String configName)

Methods inherited from class java.lang.Object

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

Field Detail

SYSPROP_CONFIG_FILE_PREFIX

public static final String SYSPROP_CONFIG_FILE_PREFIX

See Also:

Constant Field Values

Constructor Detail

StargateV1ConfigurationSourceProvider

public StargateV1ConfigurationSourceProvider(String moduleName)

Method Detail

open

public InputStream open(String configName)
                 throws IOException

Specified by:

open in interface io.dropwizard.configuration.ConfigurationSourceProvider

Parameters:

configName - Name of the config file or resource to look for: typically starts with module name followed by "-config.yaml" (so for example "restapi-config.yaml")

Returns:

InputStream for reading the configuration file/resource to use

Throws:

IOException - In case opening of the resource failed