Class BuildStep (3.13.0)

public final class BuildStep extends GeneratedMessageV3 implements BuildStepOrBuilder

A step in the build pipeline.

Protobuf type google.devtools.cloudbuild.v1.BuildStep

Implements

BuildStepOrBuilder

Static Fields

ALLOW_EXIT_CODES_FIELD_NUMBER

public static final int ALLOW_EXIT_CODES_FIELD_NUMBER
Field Value
TypeDescription
int

ALLOW_FAILURE_FIELD_NUMBER

public static final int ALLOW_FAILURE_FIELD_NUMBER
Field Value
TypeDescription
int

ARGS_FIELD_NUMBER

public static final int ARGS_FIELD_NUMBER
Field Value
TypeDescription
int

DIR_FIELD_NUMBER

public static final int DIR_FIELD_NUMBER
Field Value
TypeDescription
int

ENTRYPOINT_FIELD_NUMBER

public static final int ENTRYPOINT_FIELD_NUMBER
Field Value
TypeDescription
int

ENV_FIELD_NUMBER

public static final int ENV_FIELD_NUMBER
Field Value
TypeDescription
int

EXIT_CODE_FIELD_NUMBER

public static final int EXIT_CODE_FIELD_NUMBER
Field Value
TypeDescription
int

ID_FIELD_NUMBER

public static final int ID_FIELD_NUMBER
Field Value
TypeDescription
int

NAME_FIELD_NUMBER

public static final int NAME_FIELD_NUMBER
Field Value
TypeDescription
int

PULL_TIMING_FIELD_NUMBER

public static final int PULL_TIMING_FIELD_NUMBER
Field Value
TypeDescription
int

SCRIPT_FIELD_NUMBER

public static final int SCRIPT_FIELD_NUMBER
Field Value
TypeDescription
int

SECRET_ENV_FIELD_NUMBER

public static final int SECRET_ENV_FIELD_NUMBER
Field Value
TypeDescription
int

STATUS_FIELD_NUMBER

public static final int STATUS_FIELD_NUMBER
Field Value
TypeDescription
int

TIMEOUT_FIELD_NUMBER

public static final int TIMEOUT_FIELD_NUMBER
Field Value
TypeDescription
int

TIMING_FIELD_NUMBER

public static final int TIMING_FIELD_NUMBER
Field Value
TypeDescription
int

VOLUMES_FIELD_NUMBER

public static final int VOLUMES_FIELD_NUMBER
Field Value
TypeDescription
int

WAIT_FOR_FIELD_NUMBER

public static final int WAIT_FOR_FIELD_NUMBER
Field Value
TypeDescription
int

Static Methods

getDefaultInstance()

public static BuildStep getDefaultInstance()
Returns
TypeDescription
BuildStep

getDescriptor()

public static final Descriptors.Descriptor getDescriptor()
Returns
TypeDescription
Descriptor

newBuilder()

public static BuildStep.Builder newBuilder()
Returns
TypeDescription
BuildStep.Builder

newBuilder(BuildStep prototype)

public static BuildStep.Builder newBuilder(BuildStep prototype)
Parameter
NameDescription
prototypeBuildStep
Returns
TypeDescription
BuildStep.Builder

parseDelimitedFrom(InputStream input)

public static BuildStep parseDelimitedFrom(InputStream input)
Parameter
NameDescription
inputInputStream
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
inputInputStream
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseFrom(byte[] data)

public static BuildStep parseFrom(byte[] data)
Parameter
NameDescription
databyte[]
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
databyte[]
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parseFrom(ByteString data)

public static BuildStep parseFrom(ByteString data)
Parameter
NameDescription
dataByteString
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
dataByteString
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parseFrom(CodedInputStream input)

public static BuildStep parseFrom(CodedInputStream input)
Parameter
NameDescription
inputCodedInputStream
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
inputCodedInputStream
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseFrom(InputStream input)

public static BuildStep parseFrom(InputStream input)
Parameter
NameDescription
inputInputStream
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
inputInputStream
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
IOException

parseFrom(ByteBuffer data)

public static BuildStep parseFrom(ByteBuffer data)
Parameter
NameDescription
dataByteBuffer
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)

public static BuildStep parseFrom(ByteBuffer data, ExtensionRegistryLite extensionRegistry)
Parameters
NameDescription
dataByteBuffer
extensionRegistryExtensionRegistryLite
Returns
TypeDescription
BuildStep
Exceptions
TypeDescription
InvalidProtocolBufferException

parser()

public static Parser<BuildStep> parser()
Returns
TypeDescription
Parser<BuildStep>

Methods

equals(Object obj)

public boolean equals(Object obj)
Parameter
NameDescription
objObject
Returns
TypeDescription
boolean
Overrides

getAllowExitCodes(int index)

public int getAllowExitCodes(int index)

Allow this build step to fail without failing the entire build if and only if the exit code is one of the specified codes. If allow_failure is also specified, this field will take precedence.

repeated int32 allow_exit_codes = 18;

Parameter
NameDescription
indexint

The index of the element to return.

Returns
TypeDescription
int

The allowExitCodes at the given index.

getAllowExitCodesCount()

public int getAllowExitCodesCount()

Allow this build step to fail without failing the entire build if and only if the exit code is one of the specified codes. If allow_failure is also specified, this field will take precedence.

repeated int32 allow_exit_codes = 18;

Returns
TypeDescription
int

The count of allowExitCodes.

getAllowExitCodesList()

public List<Integer> getAllowExitCodesList()

Allow this build step to fail without failing the entire build if and only if the exit code is one of the specified codes. If allow_failure is also specified, this field will take precedence.

repeated int32 allow_exit_codes = 18;

Returns
TypeDescription
List<Integer>

A list containing the allowExitCodes.

getAllowFailure()

public boolean getAllowFailure()

Allow this build step to fail without failing the entire build. If false, the entire build will fail if this step fails. Otherwise, the build will succeed, but this step will still have a failure status. Error information will be reported in the failure_detail field.

bool allow_failure = 14;

Returns
TypeDescription
boolean

The allowFailure.

getArgs(int index)

public String getArgs(int index)

A list of arguments that will be presented to the step when it is started. If the image used to run the step's container has an entrypoint, the args are used as arguments to that entrypoint. If the image does not define an entrypoint, the first element in args is used as the entrypoint, and the remainder will be used as arguments.

repeated string args = 3;

Parameter
NameDescription
indexint

The index of the element to return.

Returns
TypeDescription
String

The args at the given index.

getArgsBytes(int index)

public ByteString getArgsBytes(int index)

A list of arguments that will be presented to the step when it is started. If the image used to run the step's container has an entrypoint, the args are used as arguments to that entrypoint. If the image does not define an entrypoint, the first element in args is used as the entrypoint, and the remainder will be used as arguments.

repeated string args = 3;

Parameter
NameDescription
indexint

The index of the value to return.

Returns
TypeDescription
ByteString

The bytes of the args at the given index.

getArgsCount()

public int getArgsCount()

A list of arguments that will be presented to the step when it is started. If the image used to run the step's container has an entrypoint, the args are used as arguments to that entrypoint. If the image does not define an entrypoint, the first element in args is used as the entrypoint, and the remainder will be used as arguments.

repeated string args = 3;

Returns
TypeDescription
int

The count of args.

getArgsList()

public ProtocolStringList getArgsList()

A list of arguments that will be presented to the step when it is started. If the image used to run the step's container has an entrypoint, the args are used as arguments to that entrypoint. If the image does not define an entrypoint, the first element in args is used as the entrypoint, and the remainder will be used as arguments.

repeated string args = 3;

Returns
TypeDescription
ProtocolStringList

A list containing the args.

getDefaultInstanceForType()

public BuildStep getDefaultInstanceForType()
Returns
TypeDescription
BuildStep

getDir()

public String getDir()

Working directory to use when running this step's container. If this value is a relative path, it is relative to the build's working directory. If this value is absolute, it may be outside the build's working directory, in which case the contents of the path may not be persisted across build step executions, unless a volume for that path is specified. If the build specifies a RepoSource with dir and a step with a dir, which specifies an absolute path, the RepoSource dir is ignored for the step's execution.

string dir = 4;

Returns
TypeDescription
String

The dir.

getDirBytes()

public ByteString getDirBytes()

Working directory to use when running this step's container. If this value is a relative path, it is relative to the build's working directory. If this value is absolute, it may be outside the build's working directory, in which case the contents of the path may not be persisted across build step executions, unless a volume for that path is specified. If the build specifies a RepoSource with dir and a step with a dir, which specifies an absolute path, the RepoSource dir is ignored for the step's execution.

string dir = 4;

Returns
TypeDescription
ByteString

The bytes for dir.

getEntrypoint()

public String getEntrypoint()

Entrypoint to be used instead of the build step image's default entrypoint. If unset, the image's default entrypoint is used.

string entrypoint = 7;

Returns
TypeDescription
String

The entrypoint.

getEntrypointBytes()

public ByteString getEntrypointBytes()

Entrypoint to be used instead of the build step image's default entrypoint. If unset, the image's default entrypoint is used.

string entrypoint = 7;

Returns
TypeDescription
ByteString

The bytes for entrypoint.

getEnv(int index)

public String getEnv(int index)

A list of environment variable definitions to be used when running a step. The elements are of the form "KEY=VALUE" for the environment variable "KEY" being given the value "VALUE".

repeated string env = 2;

Parameter
NameDescription
indexint

The index of the element to return.

Returns
TypeDescription
String

The env at the given index.

getEnvBytes(int index)

public ByteString getEnvBytes(int index)

A list of environment variable definitions to be used when running a step. The elements are of the form "KEY=VALUE" for the environment variable "KEY" being given the value "VALUE".

repeated string env = 2;

Parameter
NameDescription
indexint

The index of the value to return.

Returns
TypeDescription
ByteString

The bytes of the env at the given index.

getEnvCount()

public int getEnvCount()

A list of environment variable definitions to be used when running a step. The elements are of the form "KEY=VALUE" for the environment variable "KEY" being given the value "VALUE".

repeated string env = 2;

Returns
TypeDescription
int

The count of env.

getEnvList()

public ProtocolStringList getEnvList()

A list of environment variable definitions to be used when running a step. The elements are of the form "KEY=VALUE" for the environment variable "KEY" being given the value "VALUE".

repeated string env = 2;

Returns
TypeDescription
ProtocolStringList

A list containing the env.

getExitCode()

public int getExitCode()

Output only. Return code from running the step.

int32 exit_code = 16 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
int

The exitCode.

getId()

public String getId()

Unique identifier for this build step, used in wait_for to reference this build step as a dependency.

string id = 5;

Returns
TypeDescription
String

The id.

getIdBytes()

public ByteString getIdBytes()

Unique identifier for this build step, used in wait_for to reference this build step as a dependency.

string id = 5;

Returns
TypeDescription
ByteString

The bytes for id.

getName()

public String getName()

Required. The name of the container image that will run this particular build step. If the image is available in the host's Docker daemon's cache, it will be run directly. If not, the host will attempt to pull the image first, using the builder service account's credentials if necessary. The Docker daemon's cache will already have the latest versions of all of the officially supported build steps (https://github.com/GoogleCloudPlatform/cloud-builders). The Docker daemon will also have cached many of the layers for some popular images, like "ubuntu", "debian", but they will be refreshed at the time you attempt to use them. If you built an image in a previous build step, it will be stored in the host's Docker daemon's cache and is available to use as the name for a later build step.

string name = 1;

Returns
TypeDescription
String

The name.

getNameBytes()

public ByteString getNameBytes()

Required. The name of the container image that will run this particular build step. If the image is available in the host's Docker daemon's cache, it will be run directly. If not, the host will attempt to pull the image first, using the builder service account's credentials if necessary. The Docker daemon's cache will already have the latest versions of all of the officially supported build steps (https://github.com/GoogleCloudPlatform/cloud-builders). The Docker daemon will also have cached many of the layers for some popular images, like "ubuntu", "debian", but they will be refreshed at the time you attempt to use them. If you built an image in a previous build step, it will be stored in the host's Docker daemon's cache and is available to use as the name for a later build step.

string name = 1;

Returns
TypeDescription
ByteString

The bytes for name.

getParserForType()

public Parser<BuildStep> getParserForType()
Returns
TypeDescription
Parser<BuildStep>
Overrides

getPullTiming()

public TimeSpan getPullTiming()

Output only. Stores timing information for pulling this build step's builder image only.

.google.devtools.cloudbuild.v1.TimeSpan pull_timing = 13 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
TimeSpan

The pullTiming.

getPullTimingOrBuilder()

public TimeSpanOrBuilder getPullTimingOrBuilder()

Output only. Stores timing information for pulling this build step's builder image only.

.google.devtools.cloudbuild.v1.TimeSpan pull_timing = 13 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
TimeSpanOrBuilder

getScript()

public String getScript()

A shell script to be executed in the step. When script is provided, the user cannot specify the entrypoint or args.

string script = 19;

Returns
TypeDescription
String

The script.

getScriptBytes()

public ByteString getScriptBytes()

A shell script to be executed in the step. When script is provided, the user cannot specify the entrypoint or args.

string script = 19;

Returns
TypeDescription
ByteString

The bytes for script.

getSecretEnv(int index)

public String getSecretEnv(int index)

A list of environment variables which are encrypted using a Cloud Key Management Service crypto key. These values must be specified in the build's Secret.

repeated string secret_env = 8;

Parameter
NameDescription
indexint

The index of the element to return.

Returns
TypeDescription
String

The secretEnv at the given index.

getSecretEnvBytes(int index)

public ByteString getSecretEnvBytes(int index)

A list of environment variables which are encrypted using a Cloud Key Management Service crypto key. These values must be specified in the build's Secret.

repeated string secret_env = 8;

Parameter
NameDescription
indexint

The index of the value to return.

Returns
TypeDescription
ByteString

The bytes of the secretEnv at the given index.

getSecretEnvCount()

public int getSecretEnvCount()

A list of environment variables which are encrypted using a Cloud Key Management Service crypto key. These values must be specified in the build's Secret.

repeated string secret_env = 8;

Returns
TypeDescription
int

The count of secretEnv.

getSecretEnvList()

public ProtocolStringList getSecretEnvList()

A list of environment variables which are encrypted using a Cloud Key Management Service crypto key. These values must be specified in the build's Secret.

repeated string secret_env = 8;

Returns
TypeDescription
ProtocolStringList

A list containing the secretEnv.

getSerializedSize()

public int getSerializedSize()
Returns
TypeDescription
int
Overrides

getStatus()

public Build.Status getStatus()

Output only. Status of the build step. At this time, build step status is only updated on build completion; step status is not updated in real-time as the build progresses.

.google.devtools.cloudbuild.v1.Build.Status status = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
Build.Status

The status.

getStatusValue()

public int getStatusValue()

Output only. Status of the build step. At this time, build step status is only updated on build completion; step status is not updated in real-time as the build progresses.

.google.devtools.cloudbuild.v1.Build.Status status = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
int

The enum numeric value on the wire for status.

getTimeout()

public Duration getTimeout()

Time limit for executing this build step. If not defined, the step has no time limit and will be allowed to continue to run until either it completes or the build itself times out.

.google.protobuf.Duration timeout = 11;

Returns
TypeDescription
Duration

The timeout.

getTimeoutOrBuilder()

public DurationOrBuilder getTimeoutOrBuilder()

Time limit for executing this build step. If not defined, the step has no time limit and will be allowed to continue to run until either it completes or the build itself times out.

.google.protobuf.Duration timeout = 11;

Returns
TypeDescription
DurationOrBuilder

getTiming()

public TimeSpan getTiming()

Output only. Stores timing information for executing this build step.

.google.devtools.cloudbuild.v1.TimeSpan timing = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
TimeSpan

The timing.

getTimingOrBuilder()

public TimeSpanOrBuilder getTimingOrBuilder()

Output only. Stores timing information for executing this build step.

.google.devtools.cloudbuild.v1.TimeSpan timing = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
TimeSpanOrBuilder

getUnknownFields()

public final UnknownFieldSet getUnknownFields()
Returns
TypeDescription
UnknownFieldSet
Overrides

getVolumes(int index)

public Volume getVolumes(int index)

List of volumes to mount into the build step. Each volume is created as an empty volume prior to execution of the build step. Upon completion of the build, volumes and their contents are discarded. Using a named volume in only one step is not valid as it is indicative of a build request with an incorrect configuration.

repeated .google.devtools.cloudbuild.v1.Volume volumes = 9;

Parameter
NameDescription
indexint
Returns
TypeDescription
Volume

getVolumesCount()

public int getVolumesCount()

List of volumes to mount into the build step. Each volume is created as an empty volume prior to execution of the build step. Upon completion of the build, volumes and their contents are discarded. Using a named volume in only one step is not valid as it is indicative of a build request with an incorrect configuration.

repeated .google.devtools.cloudbuild.v1.Volume volumes = 9;

Returns
TypeDescription
int

getVolumesList()

public List<Volume> getVolumesList()

List of volumes to mount into the build step. Each volume is created as an empty volume prior to execution of the build step. Upon completion of the build, volumes and their contents are discarded. Using a named volume in only one step is not valid as it is indicative of a build request with an incorrect configuration.

repeated .google.devtools.cloudbuild.v1.Volume volumes = 9;

Returns
TypeDescription
List<Volume>

getVolumesOrBuilder(int index)

public VolumeOrBuilder getVolumesOrBuilder(int index)

List of volumes to mount into the build step. Each volume is created as an empty volume prior to execution of the build step. Upon completion of the build, volumes and their contents are discarded. Using a named volume in only one step is not valid as it is indicative of a build request with an incorrect configuration.

repeated .google.devtools.cloudbuild.v1.Volume volumes = 9;

Parameter
NameDescription
indexint
Returns
TypeDescription
VolumeOrBuilder

getVolumesOrBuilderList()

public List<? extends VolumeOrBuilder> getVolumesOrBuilderList()

List of volumes to mount into the build step. Each volume is created as an empty volume prior to execution of the build step. Upon completion of the build, volumes and their contents are discarded. Using a named volume in only one step is not valid as it is indicative of a build request with an incorrect configuration.

repeated .google.devtools.cloudbuild.v1.Volume volumes = 9;

Returns
TypeDescription
List<? extends com.google.cloudbuild.v1.VolumeOrBuilder>

getWaitFor(int index)

public String getWaitFor(int index)

The ID(s) of the step(s) that this build step depends on. This build step will not start until all the build steps in wait_for have completed successfully. If wait_for is empty, this build step will start when all previous build steps in the Build.Steps list have completed successfully.

repeated string wait_for = 6;

Parameter
NameDescription
indexint

The index of the element to return.

Returns
TypeDescription
String

The waitFor at the given index.

getWaitForBytes(int index)

public ByteString getWaitForBytes(int index)

The ID(s) of the step(s) that this build step depends on. This build step will not start until all the build steps in wait_for have completed successfully. If wait_for is empty, this build step will start when all previous build steps in the Build.Steps list have completed successfully.

repeated string wait_for = 6;

Parameter
NameDescription
indexint

The index of the value to return.

Returns
TypeDescription
ByteString

The bytes of the waitFor at the given index.

getWaitForCount()

public int getWaitForCount()

The ID(s) of the step(s) that this build step depends on. This build step will not start until all the build steps in wait_for have completed successfully. If wait_for is empty, this build step will start when all previous build steps in the Build.Steps list have completed successfully.

repeated string wait_for = 6;

Returns
TypeDescription
int

The count of waitFor.

getWaitForList()

public ProtocolStringList getWaitForList()

The ID(s) of the step(s) that this build step depends on. This build step will not start until all the build steps in wait_for have completed successfully. If wait_for is empty, this build step will start when all previous build steps in the Build.Steps list have completed successfully.

repeated string wait_for = 6;

Returns
TypeDescription
ProtocolStringList

A list containing the waitFor.

hasPullTiming()

public boolean hasPullTiming()

Output only. Stores timing information for pulling this build step's builder image only.

.google.devtools.cloudbuild.v1.TimeSpan pull_timing = 13 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
boolean

Whether the pullTiming field is set.

hasTimeout()

public boolean hasTimeout()

Time limit for executing this build step. If not defined, the step has no time limit and will be allowed to continue to run until either it completes or the build itself times out.

.google.protobuf.Duration timeout = 11;

Returns
TypeDescription
boolean

Whether the timeout field is set.

hasTiming()

public boolean hasTiming()

Output only. Stores timing information for executing this build step.

.google.devtools.cloudbuild.v1.TimeSpan timing = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];

Returns
TypeDescription
boolean

Whether the timing field is set.

hashCode()

public int hashCode()
Returns
TypeDescription
int
Overrides

internalGetFieldAccessorTable()

protected GeneratedMessageV3.FieldAccessorTable internalGetFieldAccessorTable()
Returns
TypeDescription
FieldAccessorTable
Overrides

isInitialized()

public final boolean isInitialized()
Returns
TypeDescription
boolean
Overrides

newBuilderForType()

public BuildStep.Builder newBuilderForType()
Returns
TypeDescription
BuildStep.Builder

newBuilderForType(GeneratedMessageV3.BuilderParent parent)

protected BuildStep.Builder newBuilderForType(GeneratedMessageV3.BuilderParent parent)
Parameter
NameDescription
parentBuilderParent
Returns
TypeDescription
BuildStep.Builder
Overrides

newInstance(GeneratedMessageV3.UnusedPrivateParameter unused)

protected Object newInstance(GeneratedMessageV3.UnusedPrivateParameter unused)
Parameter
NameDescription
unusedUnusedPrivateParameter
Returns
TypeDescription
Object
Overrides

toBuilder()

public BuildStep.Builder toBuilder()
Returns
TypeDescription
BuildStep.Builder

writeTo(CodedOutputStream output)

public void writeTo(CodedOutputStream output)
Parameter
NameDescription
outputCodedOutputStream
Overrides Exceptions
TypeDescription
IOException