在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 L- H! Y2 Q) s" [ 3 A! k. }5 F% G4 g {$ ^# N- z' p9 s- X@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")! w! K' Z2 I7 p0 {6 _* C, I
public double getMeasured pressure() { / ]2 x' n' w+ z" R$ T* W; N return measured pressure; ?# G2 E7 [$ F. o; L+ h* n4 @ \
} 6 a8 @. C0 ?; c) z public void setMeasured pressure(double newValue) { - |+ Y- k: j& g- j4 p8 B1 M measured pressure = newValue " v, @ j* Q6 R. n" G# s } $ ]: i2 G, E" S' X public double measured pressure = 0 ! L9 W+ T% w2 o- p6 s % {$ Y$ I9 G2 j$ R6 \4 w& N5 S9 a /**' z( V6 A J* S, ^ ^3 W
* & D4 O8 x1 z5 S# u6 N. ] * This value is used to automatically generate agent identifiers.- u5 k9 O& m2 \, ]3 {( u- h
* @field serialVersionUID 7 f( o R0 S' _3 ? * ( b+ @7 j- p/ N5 L( G* d4 f */ 5 [9 L" t8 I9 N: U* J$ ~$ H private static final long serialVersionUID = 1L ) ?' h) P9 b# e/ i, s, x5 J$ E8 M/ }& }. ^
/** 2 b2 p- k5 l( {5 r * $ c/ T v) x1 Y, \2 A* w * This value is used to automatically generate agent identifiers.3 b0 ]4 F0 \+ C# a: j
* @field agentIDCounter) R* |& c8 t$ q) b6 I" P3 T2 b
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protected static long agentIDCounter = 1# \0 H: Z9 d: D* h( A/ A* H
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* This value is the agent's identifier.2 L! x+ j5 I2 m3 m" A, f
* @field agentID , L9 u8 \% m, @. V) W * 7 \1 R2 m0 ?" I2 T; w */' p% R) m6 i" S& Q
protected String agentID = "GasNode " + (agentIDCounter++) , J9 E$ L1 ?( c: m! I$ O. i" \8 U5 o! G0 V' ~6 B
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* This is the step behavior. ' O+ V w& |/ [# e) T4 z * @method step * W# c: n9 ~: T; X *) k% d3 }9 J4 c5 v
*/ / _* J! j I$ U8 i8 @. z @Watch($ _7 }* X8 o2 m( q& Y8 J
watcheeClassName = 'infrastructuredemo.GasNode',( o3 k5 O$ Z" V" |# k7 E
watcheeFieldNames = 'pressure', 4 V. H0 M1 b# m query = 'linked_from',# d7 Z' v4 L6 W# _- o/ u% v
whenToTrigger = WatcherTriggerSchedule.LATER,( x! J- p* Q4 [* ~( g: \5 D4 V) v" p
scheduleTriggerDelta = 10d5 E" s; x [* S! h7 p
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public def step(infrastructuredemo.GasNode watchedAgent) { , \9 g! c6 g6 |; f1 L2 F1 d( l . o& N/ Q0 |; `6 E! ^" s' q // Define the return value variable. ; f" P8 V5 P2 B! d3 a def returnValue: {3 {& n; p! K# N: n- c
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// Note the simulation time. 9 y R! m! X0 k1 P def time = GetTickCountInTimeUnits()5 s- M+ l6 M, q) ^5 d0 v
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// This is an agent decision.! q2 f9 h; h: f. Y/ A
if (watchedNode.pressure<200) { ; X8 c$ y0 ^0 g1 D" r 6 ]" N" i& C8 E1 o3 k // This is a task.2 [ G/ ~' b4 s0 A. Y
setPressure(watchedAgent.pressure) ) s2 E8 @. t! ~: j0 F 2 m( X, [; c3 I: d) ] r } else {) A: y4 Y7 D* e3 V2 u1 M2 c
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// Return the results. * m( Q5 S# F7 ~( r& u return returnValue + N7 l" z% C- P a7 a3 t, m/ F' e8 ^4 O
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/ G+ i7 U( u9 U' @ /**; y# R* d- Y( x/ C9 _2 C
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* This is the step behavior.- M* S |) y0 g* G# c% k
* @method step ' q+ t" }) R2 A9 k8 p *# E7 N8 l* U, i' b! O/ q3 |' H" P! c
*/ # W; C+ W5 S! S+ Z! ~' S @ScheduledMethod($ e: d2 _& F1 ^- L: g
start = 1d,' J& u: r0 t3 C, K' b
interval = 1d, 2 Q, u! D' A m) U shuffle = false0 q# W# g2 } B* f, Q2 f
) I) F# g* x& l* o# ]8 k1 Z2 i public void step() {: L3 R e' L( r3 ~5 P& i6 u, k
, f$ q( N; T) K0 k* p+ k // Note the simulation time.) ~1 @' C T( b j) Q5 H1 y
def time = GetTickCountInTimeUnits()! g6 \, J" C V% V
( d, t; ]5 B: J" d1 t% A6 J7 c // This is a task., L+ a H3 F/ N% d* Z
measurePressure=pressure+ RandomDraw(-20.0, 20.0) 0 Y$ o+ H; r! X) ^! w) a // End the method. ?, G7 A$ `# j return# w1 h$ G0 m% j' N' |0 _# x9 V
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}