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package com.jcabi.dynamo.mock; |
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import com.amazonaws.services.dynamodbv2.model.AttributeValue; |
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import com.amazonaws.services.dynamodbv2.model.AttributeValueUpdate; |
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import com.google.common.base.Function; |
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import com.google.common.collect.ImmutableMap; |
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import com.google.common.collect.Maps; |
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import com.jcabi.aspects.Immutable; |
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import com.jcabi.aspects.Loggable; |
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import com.jcabi.dynamo.AttributeUpdates; |
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import com.jcabi.dynamo.Attributes; |
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import com.jcabi.dynamo.Conditions; |
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import com.jcabi.dynamo.Frame; |
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import com.jcabi.dynamo.Item; |
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import java.io.IOException; |
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import java.util.HashMap; |
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import java.util.Locale; |
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import java.util.Map; |
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import lombok.EqualsAndHashCode; |
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import lombok.ToString; |
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@Immutable |
59 | 2 | @ToString |
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@Loggable(Loggable.DEBUG) |
61 | 0 | @EqualsAndHashCode(of = { "data", "table", "attributes" }) |
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final class MkItem implements Item { |
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private final transient MkData data; |
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private final transient String table; |
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private final transient Attributes attributes; |
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85 | 4 | MkItem(final MkData dta, final String tbl, final Attributes attribs) { |
86 | 4 | this.data = dta; |
87 | 4 | this.table = tbl; |
88 | 4 | this.attributes = attribs; |
89 | 4 | } |
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|
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@Override |
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public AttributeValue get(final String name) throws IOException { |
93 | 8 | return this.data.iterate( |
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this.table, |
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new Conditions().withAttributes( |
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this.attributes.only(this.data.keys(this.table)) |
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) |
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).iterator().next().get(name); |
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} |
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|
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@Override |
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public boolean has(final String name) throws IOException { |
103 | 2 | return this.data.iterate( |
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this.table, |
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new Conditions().withAttributes( |
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this.attributes.only(this.data.keys(this.table)) |
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) |
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).iterator().next().containsKey(name.toLowerCase(Locale.ENGLISH)); |
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} |
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@Override |
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public Map<String, AttributeValue> put( |
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final String name, final AttributeValueUpdate value) |
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throws IOException { |
115 | 4 | return this.put( |
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new ImmutableMap.Builder<String, AttributeValueUpdate>() |
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.put(name, value).build() |
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); |
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} |
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@Override |
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public Map<String, AttributeValue> put( |
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final Map<String, AttributeValueUpdate> attrs) throws IOException { |
124 | 4 | final Map<String, AttributeValue> keys = |
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new HashMap<String, AttributeValue>(0); |
126 | 2 | for (final String attr : this.data.keys(this.table)) { |
127 | 2 | keys.put(attr, this.attributes.get(attr)); |
128 | 2 | } |
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try { |
130 | 2 | this.data.update( |
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this.table, |
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new Attributes(keys), |
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new AttributeUpdates(attrs) |
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); |
135 | 0 | } catch (final IOException ex) { |
136 | 0 | throw new IllegalStateException(ex); |
137 | 2 | } |
138 | 2 | return Maps.transformValues( |
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attrs, |
140 | 6 | new Function<AttributeValueUpdate, AttributeValue>() { |
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@Override |
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public AttributeValue apply(final AttributeValueUpdate update) { |
143 | 4 | return update.getValue(); |
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} |
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} |
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); |
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} |
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@Override |
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public Frame frame() { |
151 | 0 | return new MkFrame(this.data, this.table); |
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} |
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} |